95 lines
1.8 KiB
C
95 lines
1.8 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <ctype.h>
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#include <string.h>
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#include "utils.h"
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#define NBVAL 25 /* Le nb de val à prendre, mit sur 5 pour les test */
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int prem; /* la réponse à la partie 1 */
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void prem_partie(FILE *ptr)
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{
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int val, find = 0;
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int i = 0, j, k;
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int first = 0; /* permet de check si on a bien fait les n premiers */
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int prev_val[NBVAL]; /* tableau contenant les n valeurs précédentes */
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fscanf(ptr, "%d", &val);
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while (!feof(ptr) && !find)
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{
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if (first < NBVAL)
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first++;
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else
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{
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j = 0;
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while (j < NBVAL && !find)
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{
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k = 0;
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while (k < NBVAL && !find)
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{
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if (k != j && !find)
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find = prev_val[j] + prev_val[k] == val ? 1 : 0;
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k++;
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}
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j++;
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}
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find = find ? 0 : 1;
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}
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i = (i+1) % NBVAL;
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if (!find)
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{
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prev_val[i] = val;
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fscanf(ptr, "%d", &val);
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}
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}
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prem = val;
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printf("La première valeur ne correspondant pas est %d.\n", val);
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}
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void deux_partie(FILE *ptr)
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{
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int *tab = NULL;
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int size = 2, born_inf = 0;
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int find = 0;
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while (!feof(ptr) && !find)
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{
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tab = (int *) malloc(sizeof(int) * size);
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while (!find && !feof(ptr))
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{
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go_line(ptr, born_inf);
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for (int i = 0; i < size; i++)
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fscanf(ptr, "%d", (tab + i));
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if (sum_ptr(tab, size) == prem)
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find = 1;
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born_inf++;
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}
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if (!find)
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{
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born_inf = 0;
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size++;
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free(tab);
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fseek(ptr, 0, SEEK_SET);
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}
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}
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int inf = *tab, sup = *tab;
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for (int i = 0; i < size; i++)
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{
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if (inf > *(tab+i))
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inf = *(tab+i);
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if (sup < *(tab+i))
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sup = *(tab+i);
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}
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free(tab);
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int last = sup + inf;
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printf("La somme des nombres faisant %d est %d.\n", prem, last);
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}
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