#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include  <time.h>
#include <stdbool.h>
#include <math.h>

int main(int argc, char** args) {
    FILE *fin, *fout;

    fin = fopen("/home/cmc/Desktop/input.txt", "r");
    fout = fopen("/home/cmc/Desktop/output.txt", "w");
    fprintf(fout, "This is testing...\n");



    fclose(fin);
    fclose(fout);
    printf("\n");
    return 0;
}