//Header file: #include <stdio.h>
//Declaration: int fputs(const char *str, FILE *stream);
//Return: returns nonnegative on success or EOF on failure.
#include <stdio.h>
#include <stdlib.h>
int main(void)
{
FILE *fp;
if((fp=fopen("test", "wb"))==NULL) {
printf("Cannot open file.\n");
exit(1);
}
fputs("this is a test", fp);
fclose(fp);
}
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