25 lines
640 B
C
25 lines
640 B
C
#include <stdio.h>
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#include <stdlib.h>
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int main(int argc, char *argv[]) {
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if (argc != 3) {
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fputs("Usage: ./a.out <valeur> <unité>\n",stderr);
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return EXIT_FAILURE;
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}
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double valeur = atof(argv[1]);
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char unite = argv[2][0];
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if (unite == 'c' || unite == 'C') {
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double pouces = valeur / 2.54;
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printf("%.2fin\n", pouces);
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} else if (unite == 'i' || unite == 'I') {
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double centimetres = valeur * 2.54;
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printf("%.2fcm\n", centimetres);
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} else {
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printf("Unité invalide. Utilisez 'cm' ou 'in'.\n");
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return EXIT_FAILURE;
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}
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return EXIT_SUCCESS;
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} |