50 lines
936 B
C
50 lines
936 B
C
#include <stdio.h>
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#include <string.h>
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#define SIZE_LINE 1000+1
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char * shorterString(FILE * file, char * const strmin);
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int main(void) {
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FILE * file = fopen("parole.txt", "rt");
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if (file != NULL) {
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char strmin[SIZE_LINE] = "";
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shorterString(file, strmin);
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if (strlen(strmin) > 0) {
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printf("Shortest line: %s\n", strmin);
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} else {
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printf("The file or line is empty or invalid.\n");
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}
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fclose(file);
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} else {
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perror("Error (source)");
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}
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return 0;
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}
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char * shorterString(FILE * file, char * const strmin) {
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char str[SIZE_LINE];
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int minLength = SIZE_LINE;
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while (fgets(str, SIZE_LINE, file) != NULL) {
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int length = strlen(str);
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if (str[length - 1] == '\n') {
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length--;
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str[length] = '\0';
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}
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if (length < minLength) {
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minLength = length;
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strncpy(strmin, str, length);
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strmin[length] = '\0';
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}
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}
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return strmin;
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} |