44 lines
1.1 KiB
C
44 lines
1.1 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include "chainee.h"
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int opening(char c) {
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return c == '{' || c == '(' || c == '[';
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}
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int isPar(char c) {
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return c == '{' || c == '}' || c == '(' || c == ')' || c == '[' || c == ']';
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}
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int isMatching(char a, char b) {
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return (a == '(' && b == ')') || (a == '{' && b == '}') || (a == '[' && b == ']');
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}
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int main(int argc, char* argv[]) {
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FILE* f = fopen(argv[1], "r");
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pile p;
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if (f) {
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int valid = 1;
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while (!feof(f)) {
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char c = fgetc(f);
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if (isPar(c)) {
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if (opening(c)) push(&p, c);
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else {
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char par = pop(&p);
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if (!isMatching(par, c)) {
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printf("Le fichier %s est mal parenthesé !\n", argv[1]);
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valid = 0;
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break;
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}
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}
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}
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}
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if (valid) printf("Le fichier %s est bien parenthesé !\n", argv[1]);
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fclose(f);
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} else puts("Error opening file.");
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return EXIT_SUCCESS;
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} |