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

int main(int argc, char *argv[]) {
	FILE *fp;
	int value;
	unsigned char c;

	fp = fopen(argv[1], "r");

	while (!feof(fp)) {
		fscanf(fp, "%d", &value);
		if (!feof(fp))  {
			c = (unsigned char) value;
			fwrite(&c, sizeof(unsigned char), 1, stderr);
		}
	}

	fclose(fp);

	return 0;
}