/*#include <stdio.h>
#include <stdlib.h>
int main()
{
printf("Hello world!\n");
return 0;
}*/
/*#include<stdio.h>
int main()
{
int v,a,n;
scanf("%d %d %d",&v,&a,&n);
if ((v+a+n)/100%10%2==0)
{
printf("대박");
}
else
{
printf("그럭저럭");
}
}*/
/*#include<stdio.h>
int main(){
int n;
scanf("%d", &n);
switch(n) {
case 1:
printf("111");
break;
case 2:
printf("222");
break;
case 3:
printf("333");
case 4:
printf("444");
break;
case 5:
case 6:
case 7:
printf("7");
break;
default:
printf("000");
}
}
*/
/*#include<stdio.h>
int main()
{
int a;
scanf("%d", &a);
switch (a/10)
{
case 6:
printf("D");
break;
case 7:
printf("C");
break;
case 8:
printf("B");
break;
case 9:
case 10:
printf("A");
break;
default:
printf("F");
break;
}
return 0;
}
*/
/*#include<stdio.h>
int main()
{
int v,a,n,g;
scanf("%d %d %d %d",&v,&a,&n,&g);
switch (v+a+n+g)
{
case 1:
printf("도");
break;
case 2:
printf("개");
break;
case 3:
printf("걸");
break;
case 4:
printf("윷");
break;
case 0:
printf("모");
break;
}
return 0;
}*/
/*#include<stdio.h>
int main()
{int v;
scanf("%d",&v);
if (v==12||v==13||v==11)
printf("%dth",v);
else if (v%10==1)
printf("%dst",v);
else if (v%10==3)
printf("%drd",v);
else if (v%10==2)
printf("%dnd",v);
else
printf ("%dth",v);
}*/
/*#include<stdio.h>
int main()
{
int v,a,n;
scanf("%d %d %d",&v,&a,&n);
if (v<=170){
printf("CRASH %d",v);
}
else if (a<=170){
printf("CRASH %d",a);
}
else if(n<=170){
printf("CRASH %d",n);
}
else
{
printf("PASS");
}
}*/