#include <stdio.h>
#include <stdlib.h>
int main(void)
{
FILE *file = fopen("output.txt", "w");
if (!file)
{
fputs("Error opening output.txt for writing.", stderr);
return EXIT_FAILURE;
}
if (fputs("Output in file.", file) == EOF)
{
fputs("Error writing to output.txt.", stderr);
return EXIT_FAILURE;
}
if (fclose(file))
{
fputs("Error closing output.txt.", stderr);
return EXIT_FAILURE;
}
return EXIT_SUCCESS;
}