#include <stdio.h>
int main(void){
    FILE *file2, *file1;
    char character;
    file1 = fopen("executable1", "rb");
    file2 = fopen("executable2", "wb");
    while(character!=EOF){
        character = fgetc(file1);
        fputc(character, file2);
    }
    fclose(file1);
    fclose(file2);
    return 0;
}