Ejemplo042.c

Go to the documentation of this file.

#include <stdio.h>
#include <string.h>
 
#define N 50
 
int main(int argc, char *argv[])
{
    int i, n;
    FILE *fp;
    char filename[N];
    printf("Ingrese el valor de n: ");
    scanf("%d", &n);
    if(argc==2)
        strcpy(filename, argv[1]);
    else
        strcpy(filename, "Prueba.txt");
    fp = fopen(filename, "wt");
    if(fp==NULL)
        return 1;
    for(i=0; i<n; i++)
        fprintf(fp, "%d\n", i+1);
    fclose(fp);
    return 0;
}