colloscope/algorithm.c

1132 lines
41 KiB
C

#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include "structure.h"
#include "algorithm.h"
bool is_equal_date(date d1, date d2) {
return (d1.hour == d2.hour && d1.day == d2.day && d2.month == d1.month && d2.year == d1.year);
}
int get_date_index(creneau* edt, int len_creneau, date d) {
// could be done in log(n), I know
// yields the 1st occurence of d in edt
int x = -1;
for(int i = 0; i < len_creneau; i++) {
x = date_dist(d, edt[i].date);
if(x >= 0) {
return i;
}
}
return -1;
}
array get_all_date_index(creneau* edt, int len_edt, date d) {
array arr;
arr.a = malloc(sizeof(int)*8);
arr.memlen = 8;
arr.len = 0;
int x = -1;
int halt = 0;
for(int i = 0; i < len_edt-halt; i++) {
x = date_dist(d, edt[i].date);
if(x == 0) {
arr.a[arr.len] = i;
arr.len++;
} else if(x > 0) {
halt = len_edt;
}
}
return arr;
}
int get_next_friday(creneau* edt, int len_creneau, date d) {
// could be done in log(n), I know again
int x = -1;
for(int i = 0; i < len_creneau; i++) {
x = date_dist(d, edt[i].date);
//printf("%d\n", x);
if(x >= 0 && (i == len_creneau-1 || date_dist(d, edt[i+1].date) - x > 1)) {
return i;
}
}
return -1;
}
int get_fst_offset(creneau* edt, date d) {
return (date_dist(edt[0].date, d));
}
/* Feuille morte :
bool is_allowed_MP2I(creneau* edt, int len_edt, int grp, date end) {
bool debug = false;
conditions (AND) :
* 0) Only 1 colle at a time
* 1) Alternate between physics and english
* 2) Pattern for math colles is exactly 3-1-3-1-...
* 3) Between 1 and 2 colles per week and per group (exclusing special colles such as Info)
* 4) Special colles (aka INFO) at least 1 every 6 weeks
int end_id = get_next_friday(edt, len_edt, end); // index of first date that is later than end
if(end_id == -1) {
stats[4]++;
return true;
}
int offs = get_date_index(edt, len_edt, end);
//printf("EndId : %d\n", end_id);
// 0)
int id = 1;
while(id >= 0 && id < len_edt && is_equal_date(edt[offs+id].date, end)) {
if(str_equal(edt[offs+id].name, edt[offs].name)) {
if(debug) {
printf("Unable to duplicate colleur %s\n", edt[offs].name);
}
stats[0]++;
return false;
}
id++;
}
id = -1;
while(id >= 0 && id < len_edt && is_equal_date(edt[offs+id].date, end)) {
if(str_equal(edt[offs+id].name, edt[offs].name)) {
if(debug) {
printf("Unable to duplicate colleur %s\n", edt[offs].name);
}
stats[0]++;
return false;
}
id--;
}
// 1) PC/AGL alternance
int agl = 0;
int pc = 0;
char has_to_be = 'n'; // 'n' = not set, 'a' = AGL and 'p' = PC
for(int i = end_id-1; i >= 0; i--) {
//for(int i = -1; i >= 0; i--) {
if(i != end_id-1 && (i == 0 || (date_dist(edt[0].date, edt[i].date)%7 == 4 && date_dist(edt[0].date, edt[i+1].date)%7 != 4))) {
//printf("Checking AGL/PC...\n");
// currently pointed date is the last friday of the week
// since we are going down, friday <==> reset variables and check for conflicts
if(agl + pc != 1) {
if(debug) {
printf("Invalid number of english/physics colle at index %d for group %d (found %d)\n", i, grp, agl+pc);
}
stats[1]++;
return false;
} else if(has_to_be == 'p' && pc != 1) {
if(debug) {
printf("Wrong number of physics colle at index %d for group %d\n", i, grp);
}
stats[1]++;
return false;
} else if(has_to_be == 'a' && agl != 1) {
if(debug) {
printf("Wrong number of english colle at index %d for group %d\n", i, grp);
}
stats[1]++;
return false;
}
if(has_to_be == 'n') {
if(agl == 1) {
has_to_be = 'p';
} else {
has_to_be = 'a';
}
} else if(has_to_be == 'p') {
has_to_be = 'a';
} else {
has_to_be = 'p';
}
agl = 0;
pc = 0;
}
if(edt[i].group == grp && edt[i].mat == ENGLISH) {
agl += 1;
} if(edt[i].group == grp && edt[i].mat == PHYSICS) {
pc += 1;
}
}
// 2) Math colles
// version 2
int math = 0;
int abort_2 = 0;
for(int i = end_id-1; i >= 0+abort_2*(end_id); i--) {
if(i == 0 || (date_dist(edt[0].date, edt[i].date)%7 == 4 && date_dist(edt[0].date, edt[i+1].date)%7 != 4)) {
abort_2 = 1;
if(n_colles[grp-1] == 3) {
if(math != 0) {
if(debug) {
printf("Invalid number of math colles at index %d for group %d (found %d)\n", i, grp, math);
}
stats[2]++;
return false;
}
} else {
if(math != 1) {
if(debug) {
printf("Invalid number of math colles at index %d for group %d (found %d)\n", i, grp, math);
}
stats[2]++;
return false;
}
}
}
if(edt[i].group == grp && edt[i].mat == MATH) {
math += 1;
}
}
int t = 0;
int math = 0;
int last_no_math = -1;
bool not_seen_empty = true;
for(int i = end_id-1; i >= 0; i--) {
if(i == 0 || (date_dist(edt[0].date, edt[i].date)%7 == 4 && date_dist(edt[0].date, edt[i+1].date)%7 != 4)) {
//if(i == 0 || i%16 == 15) {
t++;
if(math != 1 && math != 0) {
if(debug) {
printf("Invalid number of math colles at index %d for group %d (found %d)\n", i, grp, math);
}
stats[2]++;
return false;
} else if(math == 0) {
if(!not_seen_empty && last_no_math != -1 && last_no_math != 3) {
if(debug) {
printf("Invalid rotation of math colles at index %d for group %d\n", i, grp);
}
//rintf("--> %d <--\n", t);
stats[2]++;
return false;
}
last_no_math = 0;
not_seen_empty = false;
} else {
if(last_no_math > 3) {
if(debug) {
printf("Too many math colles at index %d for group %d\n", i, grp);
}
stats[2]++;
return false;
}
if(last_no_math == -1) {
last_no_math++;
}
last_no_math++;
}
math = 0;
}
if(edt[i].group == grp && edt[i].mat == MATH) {
math += 1;
}
}
if(last_no_math > 3) {
if(debug) {
printf("Too many math colles at index %d for group %d\n", 0, grp);
}
stats[2]++;
return false;
}
// 3) Count
int ncolles = 0;
for(int i = end_id-1; i >= 0; i--) {
if(i == 0 || (date_dist(edt[0].date, edt[i].date)%7 == 4 && date_dist(edt[0].date, edt[i+1].date)%7 != 4)) {
if(ncolles != 1 && ncolles != 2) {
//if(ncolles != n_colles[grp-1]) {
if(debug) {
printf("Invalid number of colles at index %d for group %d (found %d)\n", i, grp, ncolles);
}
stats[3]++;
return false;
}
ncolles= 0;
}
if(edt[i].group == grp) {
ncolles++;
}
}
// 4) Info
int inf = 0;
int last_no_inf = -1;
for(int i = end_id-1; i >= 0; i--) {
if(i == 0 || (date_dist(edt[0].date, edt[i].date)%7 == 4 && date_dist(edt[0].date, edt[i+1].date)%7 != 4)) {
if(inf != 0 && inf != 1) {
if(debug) {
printf("Invalid number of info colles at index %d for group %d\n", i, grp);
}
stats[4]++;
return false;
} else if(inf == 0) {
last_no_inf = 0;
} else if(last_no_inf > 5) {
if(debug) {
printf("Too few info colles at index %d for group %d\n", i, grp);
}
stats[4]++;
return false;
} else {
if(last_no_inf != -1) {
last_no_inf += 1;
}
}
inf = 0;
}
if(edt[i].group == grp && edt[i].mat == INFO) {
inf += 1;
}
}
return true;
}
for(int i = end_id-1; i >= 0; i--) {
if(i == 0 || (date_dist(edt[0].date, edt[i].date)%7 == 4 && date_dist(edt[0].date, edt[i+1].date)%7 != 4)) {
// Check week
}
// Detect colles
}
*/
int heuristique_MP2I(creneau* edt,int len_edt, int grp, date end) {
/*
A - Both colles end at 7PM : -10
B - Having the same colleur two weeks in a row : -45
C - Having the same colleur at a 3w interval : -25
D - Having the same colleur at a 4w interval : -10
E - Two colles the same day : -20
F - Same date over 2 weeks : -20
*/
int end_id = get_next_friday(edt, len_edt, end); // index of first date that is later than end
if(end_id == -1) {
return 0;
}
int score = 0;
int halt = 0;
int remaining = 2;
creneau* temp = malloc(sizeof(creneau)*16);
int len_temp = 0;
//printf("EndId : %d\n", end_id);
// A - Colles 7PM (-10)
// Check for current week only
bool _7pm_1 = false;
bool _7pm_2 = false;
for(int i = end_id-1; i >= 0+halt; i--) {
if(i == 0 || (date_dist(edt[0].date, edt[i].date)%7 == 4 && date_dist(edt[0].date, edt[i+1].date)%7 != 4)) {
score -= 10*(_7pm_1 && _7pm_2);
halt = end_id-1;
}
if(edt[i].group == grp && edt[i].date.hour == 18) {
//printf("E\n");
_7pm_2 = _7pm_1;
_7pm_1 = true;
}
}
halt = 0;
len_temp = 0;
// B, C and D : same colleur 2/3/4times in a row (-45)
// 4-week check
remaining = 4;
for(int i = end_id-1; i >= 0+halt; i--) {
if(i == 0 || (date_dist(edt[0].date, edt[i].date)%7 == 4 && date_dist(edt[0].date, edt[i+1].date)%7 != 4)) {
remaining -= 1;
if(remaining == 0 || i == 0) {
bool b = false;
int dist = 0;
for(int j = 0; j < len_temp; j++) {
for(int k = j+1; k < len_temp; k++) {
b = str_equal(temp[j].name, temp[k].name);
if(b && !(str_equal(temp[j].name, ""))) {
dist = date_dist(temp[k].date, temp[j].date);
if(dist < 7) {
score -= 45;
} else if(dist < 14) {
score -= 20;
} else if(dist < 21) {
score -= 10;
}
}
}
}
halt = end_id-1;
}
}
if(edt[i].group == grp) {
temp[len_temp] = edt[i];
len_temp++;
}
}
halt = 0;
len_temp = 0;
// E - 2 colles the same day (-20)
// single-week check
for(int i = end_id-1; i >= 0+halt; i--) {
if(i == 0 || (date_dist(edt[0].date, edt[i].date)%7 == 4 && date_dist(edt[0].date, edt[i+1].date)%7 != 4)) {
if(len_temp >= 2) {
score -= 20*(temp[0].date.day == temp[1].date.day);
}
halt = end_id-1;
}
if(edt[i].group == grp) {
temp[len_temp] = edt[i];
len_temp++;
}
}
halt = 0;
len_temp = 0;
// F - Same over 2 weeks (-10)
// 2-week check
remaining = 2;
for(int i = end_id-1; i >= 0+halt; i--) {
if(i == 0 || (date_dist(edt[0].date, edt[i].date)%7 == 4 && date_dist(edt[0].date, edt[i+1].date)%7 != 4)) {
remaining -= 1;
if(remaining == 0 || i == 0) {
int dist = 0;
for(int j = 0; j < len_temp; j++) {
for(int k = j+1; k < len_temp; k++) {
dist = date_dist(temp[k].date, temp[j].date);
if(dist == 7 && temp[k].date.hour == temp[j].date.hour) {
score -= 20;
}
}
}
halt = end_id-1;
}
}
if(edt[i].group == grp) {
temp[len_temp] = edt[i];
len_temp++;
}
}
halt = 0;
len_temp = 0;
free(temp);
return score;
}
// typedef struct colleur {char* name; int namelen; topic mat; date* disp; int n_disp;} colleur;
colleur* get_colleurs(colleur* cl, int len_cl, date d, int* how_many) {
colleur* res = malloc(sizeof(colleur)*30); // max. 3 colles per creneau
//printf("X\n");
int ptr = 0;
for(int i = 0; i < len_cl; i++) {
for(int j = 0; j < cl[i].n_disp; j++) {
if(is_equal_date(cl[i].disp[j], d)) {
//printf("%s\n", cl[i].name);
if(ptr >= 30) {
printf("warning : too many colleurs detected for a creneau\n");
}
res[ptr] = cl[i];
ptr++;
j = cl[i].n_disp;
}
}
}
*how_many = ptr;
return res;
}
void swap(int* arr, int i, int j) {
if(i != j) {
arr[i] += arr[j];
arr[j] = arr[i] - arr[j];
arr[i] -= arr[j];
}
}
void generate_random_perm(int* arr, int len) {
// generate a random perm of int between 0 and len-1
for(int i = 0; i < len; i++) {
arr[i] = i;
}
for(int i = 0; i < len; i++) {
swap(arr, i, rand()%len);
}
}
void print_arr(int* arr, int len) {
printf("[");
for(int i = 0; i < len; i++) {
printf("%d ", arr[i]);
}
printf("]\n");
}
/*
void shiftright_ncolles(int n_grps) {
for(int i = 0; i < n_grps; i++) {
n_colles[i] = (n_colles[i]+1)%4;
}
}
void shiftleft_ncolles(int n_grps) {
for(int i = 0; i < n_grps; i++) {
if(n_colles[i] == 0) {
n_colles[i] = 3;
} else {
n_colles[i]--;
}
}
}
void aux(int* abort, int* weeks_len, creneau* edt, int len_edt, colleur* chads, int n_chads, int n_groups, int n_weeks, int current_grp, int current_week, int current_offset, int starting_group, bool is_first) {
// append colles for specified week and group
//usleep(100000);
print_arr(stats, 10);
if(current_week > n_weeks) {
printf("Done\n");
*abort = true;
} else {
int n_available_i = 0;
int n_available_j = 0;
colleur* available_i = malloc(sizeof(colleur));
colleur* available_j = malloc(sizeof(colleur));
int picked_i = 0;
int picked_j = 0;
bool pass_i;
bool pass_j;
bool is_valid_i = false;
bool is_valid_j = false;
int* perms_i = malloc(sizeof(int)*30);
int* perms_j = malloc(sizeof(int)*30);
int succ = current_grp+1;
if(succ == n_groups+1) {
succ = 1;
}
printf("Colles for week %d, group %d {%d}\n", current_week, current_grp, (1-(*abort))*weeks_len[current_week-1]);
//for(int i = 0; i < weeks_len[current_week]; i++) { // loop for 1st colle
for(int i = 0; i < (1-(*abort))*weeks_len[current_week-1]; i++) { // loop for 1st colle
//printf("+1\n");
//printf("i(%d -> %d)i\n", current_grp, current_offset+i);
//printf(" ");
//printf("[%d]\n", current_offset+i);
//printf("I\n");
if(edt[current_offset+i].group == 0) {
free(available_i);
//get_colleurs(colleur* cl, int len_cl, date d, int* how_many) {
available_i = get_colleurs(chads, n_chads, edt[current_offset+i].date, &n_available_i);
if(n_available_i != 0) {
generate_random_perm(perms_i, n_available_i);
for(int ii = 0; ii < n_available_i; ii++) {
picked_i = perms_i[ii];
if(n_colles[current_grp-1] == 3) {
pass_i = available_i[picked_i].mat == PHYSICS || available_i[picked_i].mat == ENGLISH;
} else {
pass_i = available_i[picked_i].mat == MATH;
}
if(pass_i) {
// choose someone available
//picked_i = rand()%n_available_i;
// add the 1st colle
edt[current_offset+i].group = current_grp;
str_copy(available_i[picked_i].name, available_i[picked_i].namelen, edt[current_offset+i].name);
edt[current_offset+i].mat = available_i[picked_i].mat;
is_valid_i = is_allowed_MP2I(edt, len_edt, current_grp, edt[current_offset+i].date, 'i');
if(is_valid_i && *abort == 0) {
// /!\ DONT FORGET THE RECURSIVE CALL HERE (in case a group has only 1 colle that week)
//aux(weeks_len, edt, chads, n_chads, n_groups, n_weeks, current_grp, current_week, current_offset, starting_group, is_first);
if(succ == starting_group) {
//printf("---------------------------------------------------------\n");
shiftright_ncolles(n_groups);
aux(abort, weeks_len, edt, len_edt, chads, n_chads, n_groups, n_weeks, current_grp, current_week+1, current_offset+weeks_len[current_week-1], current_grp, true);
shiftleft_ncolles(n_groups);
} else {
if(current_grp == n_groups) {
aux(abort, weeks_len, edt, len_edt, chads, n_chads, n_groups, n_weeks, 1, current_week, current_offset, starting_group, false);
} else {
aux(abort, weeks_len, edt, len_edt, chads, n_chads, n_groups, n_weeks, current_grp+1, current_week, current_offset, starting_group, is_first);
}
}
} else {
stats[8]++;
}
for(int j = 0; j < (1-(*abort))*weeks_len[current_week-1]*(n_colles[current_grp-1] != 3); j++) { // loop for 2nd colle
//printf("j(%d -> %d)j\n", current_grp, current_offset+j);
//printf(" ");
//printf("[%d]\n", current_offset+i);
//printf("I\n");
if(edt[current_offset+j].group == 0) {
free(available_j);
//get_colleurs(colleur* cl, int len_cl, date d, int* how_many) {
available_j = get_colleurs(chads, n_chads, edt[current_offset+j].date, &n_available_j);
if(n_available_j != 0) {
generate_random_perm(perms_j, n_available_j);
for(int jj = 0; jj < n_available_j; jj++) {
// choose someone available
//picked_j = rand()%n_available_j;
picked_j = perms_j[jj];
if(available_j[picked_j].mat != MATH) {
// add the 1st colle
edt[current_offset+j].group = current_grp;
str_copy(available_j[picked_j].name, available_j[picked_j].namelen, edt[current_offset+j].name);
edt[current_offset+j].mat = available_i[picked_j].mat;
is_valid_j = is_allowed_MP2I(edt, len_edt, current_grp, edt[current_offset+j].date, 'j');
if(is_valid_j && *abort == 0) {
// THE RECURSIVE CALL
//aux(weeks_len, edt, chads, n_chads, n_groups, n_weeks, current_grp, current_week, current_offset, starting_group, is_first);
if(succ == starting_group) {
//printf("---------------------------------------------------------\n");
shiftright_ncolles(n_groups);
aux(abort, weeks_len, edt, len_edt, chads, n_chads, n_groups, n_weeks, current_grp, current_week+1, current_offset+weeks_len[current_week-1], current_grp, true);
shiftleft_ncolles(n_groups);
} else {
if(current_grp == n_groups) {
aux(abort, weeks_len, edt, len_edt, chads, n_chads, n_groups, n_weeks, 1, current_week, current_offset, starting_group, false);
} else {
aux(abort, weeks_len, edt, len_edt, chads, n_chads, n_groups, n_weeks, current_grp+1, current_week, current_offset, starting_group, is_first);
}
}
} else {
stats[9]++;
}
if(*abort == 0) {
// remove 2nd colle in case it's blocked
edt[current_offset+j].group = 0;
edt[current_offset+j].name[0] = '\0';
edt[current_offset+j].mat = NOTHING;
}
}
}
} else {
//printf("Occupied 2nd colle\n");
}
}
}
if(*abort == 0) {
// remove 1st colle in case it's blocked
edt[current_offset+i].group = 0;
edt[current_offset+i].name[0] = '\0';
edt[current_offset+i].mat = NOTHING;
}
}
}
}
} else {
//printf("Occupied 1st colle\n");
}
}
free(available_i);
free(available_j);
free(perms_i);
free(perms_j);
}
//printf("[terminated : group %d with week %d]\n", current_grp, current_week);
}
void generate_colles_v1(creneau* edt, int len_edt, colleur* chads, int n_chads, int n_groups, int n_weeks) {
// Fill edt with a colloscope
// The final function
int* weeks_len = malloc(sizeof(int)*n_weeks);
int ptr = 0;
int current = 1;
for(int k = 1; k < len_edt; k++) {
if(date_dist(edt[k-1].date, edt[k].date) > 1 || k == len_edt-1) {
weeks_len[ptr] = current + (k == len_edt - 1);
current = 0;
ptr++;
}
current++;
}
print_arr(weeks_len, n_weeks);
stats = malloc(sizeof(int)*10);
for(int i = 0; i < 10; i++) {
stats[i] = 0;
}
n_colles = malloc(sizeof(int)*n_groups);
for(int i = 0; i < n_groups; i++) {
n_colles[i] = i%4;
}
// invariant : if n_colles[grp-1] = 3 then grp has only 1 colle that week
//print_arr(n_colles, n_groups);
//assert(0);
printf("Entering aux\n");
int abort = 0;
int* ptrbool = &abort;
aux(ptrbool, weeks_len, edt, len_edt, chads, n_chads, n_groups, n_weeks, 1, 1, 0, 1, true);
//aux(weeks_len, edt, len_edt, chads, n_chads, n_groups, n_weeks, 1, current_week, current_offset, starting_group, false);
system("clear");
print_one_week(edt, len_edt, edt[0].date);
printf("\n");
print_one_week(edt, len_edt, edt[16].date);
printf("\n");
print_one_week(edt, len_edt, edt[32].date);
printf("\n");
print_one_week(edt, len_edt, edt[48].date);
free(weeks_len);
free(stats);
free(n_colles);
printf("It's over\n");
}
*/
// ----------------------------------------------------- //
// ------------------| NEW ALGORITHM |------------------ //
// ----------------------------------------------------- //
void add_colle(creneau* edt, colleur* chads, int grp, int id_edt, int id_chad) {
edt[id_edt].group = grp;
edt[id_edt].namelen = chads[id_chad].namelen;
str_copy(chads[id_chad].name, chads[id_chad].namelen, edt[id_edt].name);
edt[id_edt].mat = chads[id_chad].mat;
//printf("{%d %s %d %d %d}\n", edt[id_edt].group, edt[id_edt].name, edt[id_edt].namelen, (int)(edt[id_edt].mat), id_edt);
}
void remove_colle(creneau* edt, int id_edt) {
edt[id_edt].group = 0;
str_copy("none", 4, edt[id_edt].name);
edt[id_edt].namelen = 0;
edt[id_edt].mat = NOTHING;
}
bool is_overlap(creneau* edt, int len_edt, int id) { // detect if a colleur has 2 colles at the same time
int k = 1;
while(id+k < len_edt && is_equal_date(edt[id].date, edt[id+k].date)) {
if(str_equal(edt[id].name, edt[id+k].name)) {
return true;
}
k++;
}
k = 1;
while(id-k >= 0 && is_equal_date(edt[id].date, edt[id-k].date)) {
if(str_equal(edt[id].name, edt[id-k].name)) {
return true;
}
k++;
}
return false;
}
bool is_overlap_creneau(creneau* edt, int len_edt, int id, int grp) { // detect if a group has 2 overlapping colles
int k = 1;
while((id+k < len_edt && edt[id+k].date.hour - edt[id].date.hour < edt[id].length) && edt[id+k].date.day == edt[id].date.day) {
if(edt[id+k].group == grp) {
return true;
}
k++;
}
return false;
}
int free_math_space(creneau* edt, int len_edt, int id) {
int k = 1;
int howmany = 0;
while(id+k < len_edt && is_equal_date(edt[id].date, edt[id+k].date)) {
if(edt[id+k].mat == NOTHING || edt[id+k].mat == MATH) {
howmany++;
}
k++;
}
k = 1;
while(id-k >= 0 && is_equal_date(edt[id].date, edt[id-k].date)) {
if(edt[id-k].mat == NOTHING || edt[id-k].mat == MATH) {
howmany++;
}
k++;
}
return howmany;
}
void add_colles_for_group_MP2I(int* weeks_len, creneau* edt, int len_edt, colleur* chads, int len_chads, int n_weeks, int grp, topic start_rotation, int mth, int inf, int* skip_count) {
topic rotation = start_rotation; // physics/english rotation
int math = mth; // math (3/4)
int info = inf; // info (1/6)
int r; // randomize the 1st date
int k = 0; // offset
int halt = 0; // timeout in case a colle cannot be placed
bool found; // interrupt in case a valid colle has been found
int remaining_to_add = 0; /* self-explainatory
please note that this also tells what colle to add :
1 = physics/english colle
2 = math
3 (not implemented) = info
*/
int len_dudes = 0; // length of colleur*
int len_perm = 0; // length of int*
int math_dude = 0; // length of colleur*
int weeklen;
//printf("\n");
for(int week = 0; week < n_weeks; week++) {
weeklen = weeks_len[week];
// update what colles to add
if(math == 0) {
math = 3;
} else {
remaining_to_add++;
math--;
}
if(rotation == ENGLISH) {
rotation = PHYSICS;
} else {
rotation = ENGLISH;
}
remaining_to_add++; // physics/english
//printf("%d -> (%d %d)\n", grp, week, remaining_to_add);
// initialize/reset variables
r = rand()%weeklen;
halt = 0;
found = false;
info++;
// info colle
while(info >= 6) {
if(edt[k+r%weeklen].group == 0 && edt[k+r%weeklen].length == 2) {
// if creneau is empty
// import all colleurs available
colleur* dudes = get_colleurs(chads, len_chads, edt[k+r%weeklen].date, &len_dudes);
len_perm = len_dudes;
// if there are colleurs available
if(len_dudes != 0) {
// randomize the order of colleurs
int* perm = malloc(sizeof(int)*len_perm);
generate_random_perm(perm, len_perm);
// for each one of them, add his colle for selected group pf and only if
// - he is a INFO colleur
// if a colle has been addded, interrupt the for and while loops
for(int dude = 0; dude < len_perm*(1-found); dude++) {
if(dudes[perm[dude]].mat == INFO && !is_overlap_creneau(edt, len_edt, k+r%weeklen, grp)) {
add_colle(edt, dudes, grp, k+r%weeklen, perm[dude]);
found = true;
info = 0;
}
}
free(perm);
}
free(dudes);
}
if(!found && halt > weeklen) {
info = 0;
//printf("Warning : skipping info colle for week %d and group %d\n", week+1, grp);
*skip_count += 1;
}
r++;
halt++;
}
// reset the variables
r = rand()%weeklen;
found = false;
halt = 0;
// if there is a math colle to add, enter this loop
while(remaining_to_add == 2) {
if(edt[k+r%weeklen].mat == NOTHING && edt[k+r%weeklen].length == 1) {
// if creneau is empty
// import all colleurs available
colleur* dudes = get_colleurs(chads, len_chads, edt[k+r%weeklen].date, &len_dudes);
len_perm = len_dudes;
// if there are colleurs available
if(len_dudes != 0) {
// randomize the order of colleurs
int* perm = malloc(sizeof(int)*len_perm);
generate_random_perm(perm, len_perm);
// for each one of them, add his colle for selected group pf and only if
// - he is a MATH colleur
// - he does not have another colle at the same time (is_overlap)
// if a colle has been addded, interrupt the for andwhile loops
for(int dude = 0; dude < len_perm*(1-found); dude++) {
if(dudes[perm[dude]].mat == MATH) {
add_colle(edt, dudes, grp, k+r%weeklen, perm[dude]);
if(is_overlap(edt, len_edt, k+r%weeklen)) {
remove_colle(edt, k+r%weeklen);
} else {
found = true;
remaining_to_add--;
//printf("+math for week %d and group %d (index %d)\n", week, grp, k+r%weeklen);
}
}
}
free(perm);
}
free(dudes);
}
if(!found && halt > weeklen) {
remaining_to_add--;
//printf("Warning : skipping math colle for week %d and group %d\n", week+1, grp);
*skip_count += 1;
}
r++;
halt++;
}
// reset the variables
r = rand()%weeklen;
found = false;
halt = 0;
// do it again for physics/english colles
while(remaining_to_add == 1) {
if(edt[k+r%weeklen].mat == NOTHING && edt[k+r%weeklen].length == 1) {
colleur* dudes = get_colleurs(chads, len_chads, edt[k+r%weeklen].date, &len_dudes);
len_perm = len_dudes;
if(len_dudes != 0) {
int* perm = malloc(sizeof(int)*len_perm);
generate_random_perm(perm, len_perm);
math_dude = 0;
for(int dude = 0; dude < len_dudes; dude++) {
if(dudes[dude].mat == MATH) {
math_dude++;
}
}
for(int dude = 0; dude < len_perm*(1-found); dude++) {
//printf("%d\n", chads[perm[dude]]);
if(dudes[perm[dude]].mat == rotation) {
add_colle(edt, dudes, grp, k+r%weeklen, perm[dude]);
if(math_dude > free_math_space(edt, len_edt, k+r%weeklen) || is_overlap(edt, len_edt, k+r%weeklen)) {
remove_colle(edt, k+r%weeklen);
} else {
found = true;
remaining_to_add--;
///rintf("+secondary for week %d and group %d (index %d)\n", week, grp, k+r%weeklen);
}
}
}
free(perm);
}
free(dudes);
}
if(!found && halt > weeks_len[week]) {
remaining_to_add--;
//printf("Warning : skipping secondary colle for week %d and group %d\n", week+1, grp);
*skip_count += 1;
}
r++;
halt++;
}
k += weeks_len[week];
remaining_to_add = 0;
}
}
void write_to_file(char* filename, creneau* edt, int len_edt) {
FILE* ptr = fopen(filename, "w");
fprintf(ptr, "hour,day,month,year,length,group,colleur,matiere\n");
for(int i = 0; i < len_edt; i++) {
fprintf(ptr, "%d,%d,%d,%d,%d,%d,%s,", edt[i].date.hour, edt[i].date.day, edt[i].date.month, edt[i].date.year, edt[i].length, edt[i].group, edt[i].name);
if(edt[i].mat == NOTHING) {
fprintf(ptr, "_");
} else if(edt[i].mat == MATH) {
fprintf(ptr, "Maths");
} else if(edt[i].mat == PHYSICS) {
fprintf(ptr, "Physique");
} else if(edt[i].mat == ENGLISH) {
fprintf(ptr, "Anglais");
} else if(edt[i].mat == INFO) {
fprintf(ptr, "Info");
} else if(edt[i].mat == FRENCH) {
fprintf(ptr, "Français");
} else {
fprintf(ptr, "Unknown");
}
fprintf(ptr, "\n");
}
fclose(ptr);
}
int min(int x, int y) {
if(x < y) {
return x;
}
return y;
}
int max(int x, int y) {
if(x > y) {
return x;
}
return y;
}
int score(creneau* edt, int len_edt, int grp) {
int score = 100;
int dist = 0;
for(int i = 0; i < len_edt; i++) {
for(int j = i+1; j < len_edt; j++) {
if(edt[i].group == grp && edt[j].group == grp) {
dist = date_dist(edt[i].date, edt[j].date);
if(dist == 0) {
score -= 4;
}
/*if(str_equal(edt[i].name, edt[j].name)) {
printf("%d\n", dist);
score -= max(0, 28-dist);
}*/
if(dist == 7 && edt[i].date.hour == edt[j].date.hour) {
score -= 5;
}
if(dist < 5 && edt[i].date.hour == 18 && edt[j].date.hour == 18) {
score -= 10;
}
}
}
}
return score;
}
void aux_2(creneau* edt, int len_edt, colleur* chads, int len_chads, int n_groups, int n_weeks, int n_sim, char* outname) {
int start = time(NULL);
int* weeks_len = malloc(sizeof(int)*n_weeks);
// this list is used to tell the above code what index of edt it has to go to search for a colle
int ptr = 0;
int current = 1;
for(int k = 1; k < len_edt; k++) {
if(date_dist(edt[k-1].date, edt[k].date) > 1 || k == len_edt-1) {
weeks_len[ptr] = current + (k == len_edt - 1);
current = 0;
ptr++;
}
current++;
}
int* group_stats = malloc(sizeof(int)*n_groups);
int* group_temp = malloc(sizeof(int)*n_groups);
/*
print_one_week(edt, len_edt, edt[0].date);
printf("\n");
print_one_week(edt, len_edt, edt[19].date);
printf("\n");
print_one_week(edt, len_edt, edt[38].date);
printf("\n");
print_one_week(edt, len_edt, edt[57].date);
*/
int max_score = -900000;
int global_min = 0;
int global_skipped = 0;
int screwed_group = 0;
int local_score = 0;
int local_min = 0;
int local_group = 0;
int temp = 0;
int skipped = 0;
int a = 0;
printf("Testing %d combinations...\n", n_sim);
printf("\n");
for(int k = 0; k < n_sim*(1 - (max_score == n_groups*100)); k++) {
if(k >= a) {
printf("\x1b[1F");
printf("\x1b[2K");
printf("%d%% Completed (current max is %d/%d)\n", 100*a/n_sim, max_score, 100*n_groups);
a += n_sim/100;
}
local_score = 0;
local_min = 100;
skipped = 0;
for(int i = 0; i < n_groups; i++) {
//for(int i = 0; i < 1; i++) {
//rintf("Adding colles for group %d...\n", i+1);
//add_colles_for_group_MP2I(weeks_len, edt, len_edt, chads, len_chads, n_weeks, i+1, (topic)(2+i%2), i%4, i%6, &skipped);
add_colles_for_group_MP2I(weeks_len, edt, len_edt, chads, len_chads, n_weeks, i+1, (topic)(2+i%2), i%4, -20, &skipped);
}
for(int i = 0; i < n_groups; i++) {
//printf("Score for group %d : %d\n", i+1, score(edt, len_edt, i+1));
temp = score(edt, len_edt, i+1);
local_score += temp;
group_temp[i] = temp;
if(local_min > temp) {
local_min = temp;
local_group = i+1;
}
}
local_score -= skipped*30;
if(local_score > max_score) {
max_score = local_score;
screwed_group = local_group;
global_min = local_min;
global_skipped = skipped;
for(int p = 0; p < n_groups; p++) {
group_stats[p] = group_temp[p];
}
write_to_file(outname, edt, len_edt);
}
for(int r = 0; r < len_edt; r++) {
remove_colle(edt, r);
}
}
printf("\x1b[1F");
printf("\x1b[2K");
if(max_score == 100*n_groups) {
printf("Interrupting early due to a perfect score achieved\n");
} else {
printf("100%% Completed, best score is %d/%d (without skip penalty) with %d skipped colle(s)\n", max_score+global_skipped*30, 100*n_groups, global_skipped);
printf("Most screwed group is %d with a score of %d/100\n", screwed_group, global_min);
printf("Stats for all groups are :\n");
for(int i = 0; i < n_groups; i++) {
printf("Group %d : %d/100\n", i+1, group_stats[i]);
}
}
int end = time(NULL);
printf("Took %ds to found\n", end-start);
free(group_stats);
free(group_temp);
free(weeks_len);
}