#include <stdio.h>

int main(void) {
	char ch = 'z';
	int key = 10;
	if (ch >= 'a' && ch <= 'z'){
		ch = ch + key;
	    if (ch > 'z') {
	    	ch = ch - 'z' + 'a' - 1;
	    }  
	    printf("%c\n", ch);
	    printf("%d\n", ch);
	}
	return 0;
}