#include <stdio.h>
int main(void) {
int num,cnt;
cnt=0;
while(cnt<num){
cnt=cnt+1;
}
return 0;
}
I2luY2x1ZGUgPHN0ZGlvLmg+CgppbnQgbWFpbih2b2lkKSB7CmludCBudW0sY250OwoKcHJpbnRmKCLmlbDlgKTjgpLlhaXlips6Iik7CnNjYW5mKCIlZCIsJm51bSk7CgpjbnQ9MDsKCndoaWxlKGNudDxudW0pewpwcmludGYoIioiKTsKCmNudD1jbnQrMTsKCn0KCglyZXR1cm4gMDsKfQo=