57 lines
1,021 B
C
57 lines
1,021 B
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#define FILENAME "input"
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#define NUMBER_LINES 200
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int main ()
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{
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FILE *ptr = fopen(FILENAME, "r");
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if (ptr == NULL)
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{
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return 1;
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}
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int find = 0, i = 0, j, k, a, b, c, line;
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int array[NUMBER_LINES];
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// init du tableau
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while (i <= NUMBER_LINES)
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{
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fscanf(ptr, "%d", &line);
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array[i] = line;
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i++;
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}
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fclose(ptr);
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// recherche des nombres
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i = 0;
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while (!find && i < NUMBER_LINES)
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{
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j = 0;
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a = array[i];
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while (!find && j < NUMBER_LINES)
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{
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k = 0;
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b = array[j];
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// boucle pour la 2e partie
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while (!find && k < NUMBER_LINES)
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{
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c = array[k];
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if (a + b + c == 2020)
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{
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find = a * b * c;
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}
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k++;
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}
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j++;
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}
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i++;
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}
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printf("find : %d\n", find);
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return 0;
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}
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