#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>

int main()
{
    FILE *f_unos,*f_ispis;
    char c;

    f_unos = fopen("unos.txt","r");
    f_ispis = fopen("ispis.txt","w");

    if (f_unos==NULL || f_ispis==NULL) printf("Nisu otvoreni fajlovi");

    while(c=getc(f_unos)!=EOF) {
        putc(c,f_ispis);
    }

    fclose(f_unos);
    fclose(f_ispis);

    return 0;
}