#include <stdio.h>

main()
{
	int i = 1;
	
	printf("Su Mo Tu We Th Fr Sa\n      ");
	
	while(i <= 30){
		if(i % 7 == 6)
			printf("\n");

		printf("%2d ", i);
		
		i++;
	}
	
	printf("\n");
		
	return(0);
	
}