#include "stdio.h"		/*Ԥļ*/
main(){
char ch1='W', ch2='I', ch3='N';    /*ֵַ*/
    putchar(ch1); putchar(ch2); putchar(ch3);	
    putchar('\n');                  /**/
    putchar(ch1); putchar('\n');		
    putchar(ch2); putchar('\n');		
    putchar('N'); putchar('\n');    
    }				
