#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "inv_lineas.h"
char matriz_lineas[MAX_LINEAS][TAMANNO_LINEA];
int main(int argc, char *argv[]) {
FILE *fentrada, *fsalida;
int nlineas = 0;
int i, j;
char aux;
if (argc != 3) {
return 64;
}
fentrada = fopen(argv[1], "r");
if (fentrada == NULL) {
return 66;
}
fsalida = fopen(argv[2], "w");
if (fsalida == NULL) {
fclose(fentrada);
return 66;
}
while (nlineas < MAX_LINEAS &&
fgets(matriz_lineas[nlineas],
TAMANNO_LINEA, fentrada) != NULL) {
j = strlen(matriz_lineas[nlineas]) - 1;
if (matriz_lineas[nlineas][j] == '\n') {
j--;
}
for (i = 0; i < j; i++, j--) {
aux = matriz_lineas[nlineas][i];
matriz_lineas[nlineas][i] =
matriz_lineas[nlineas][j];
matriz_lineas[nlineas][j] = aux;
}
nlineas++;
}
escribe_matriz(matriz_lineas, nlineas, fsalida);
fclose(fentrada);
fclose(fsalida);
return 0;
}
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