>>644
#include <stdio.h>
void main(){
int a,b,di=1,c=1;
printf("ちんこ\n");
scanf("%d",&a);
printf("まんこ\n");
scanf("%d",&b);
if(a>b) di=-1;
for(int i=a;i*di<=b*di;i+=di) c*=i;
printf("うんこ%d\n",c);
}