aoc-2020/jour8/main.c

77 lines
1.4 KiB
C
Raw Permalink Normal View History

2021-06-07 18:01:33 +00:00
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
int check_old_pc(int pc, int list_pc[])
{
int ret = 0, i = 0;
while (!ret && i <= 1024 && list_pc[i] >= 0)
{
if (list_pc[i] == pc)
ret = 1;
i++;
}
return ret;
}
void init_list_pc(int list_pc[])
{
for (int i = 0; i < 1024; i++)
list_pc[i] = -1;
}
void prem_partie(FILE *ptr)
{
int i = 0, a = 0, pc = 0, nbpc = 0;
int list_pc[1024];
char *buffer = NULL, *ope;
char *all_ope[1024];
size_t size_buffer = 0;
for (int j = 0; j < 1024; j++)
all_ope[j] = (char *) malloc(sizeof(char) * 1024);
init_list_pc(list_pc);
while (!feof(ptr))
{
getline(&buffer, &size_buffer, ptr);
if (*(buffer + strlen(buffer) - 1) == '\n')
*(buffer + strlen(buffer) - 1) = '\0';
strcpy(all_ope[i], buffer);
i++;
}
free(buffer);
while (!check_old_pc(pc, list_pc))
{
list_pc[nbpc] = pc;
nbpc++;
buffer = (char *) calloc(1024, sizeof(char));
strcpy(buffer, all_ope[pc]);
const char *espace = " ";
ope = strtok(buffer, espace);
if (!strcmp(ope, "acc"))
{
ope = strtok(NULL, espace);
a += atoi(ope);
pc++;
}
else if (!strcmp(ope, "jmp"))
{
ope = strtok(NULL, espace);
pc += atoi(ope);
}
else
pc++;
free(buffer);
}
for (int j = 0; j < 1024; j++)
free(all_ope[j]);
printf("Laccumulateur contient la valeur %d\n", a);
}
void deux_partie(FILE *ptr) {}