#include <stdio.h>

int main() /* od command; Bourne, p. 107 */
{
	int c, n;

	n = 1;
	while ((c = getchar()) != EOF) {
		printf("%3o", c);	

		if (n++ >= 10) {
			n = 1;
			printf("\n");
		} else {
			printf(" ");
		  }
	}

	if (n != 1) { 	
		printf("\n");
	}
	return(0);
} /* main */