#include <stdio.h>
#include <ctype.h>
#include <limits.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
int main()
{
//int i=0;
fork();
fork();
fork();
fork();
return 0;
}
I2luY2x1ZGUgPHN0ZGlvLmg+ICAKI2luY2x1ZGUgPGN0eXBlLmg+CiNpbmNsdWRlIDxsaW1pdHMuaD4KI2luY2x1ZGUgPHN0cmluZy5oPgojaW5jbHVkZSA8c3RkbGliLmg+CiNpbmNsdWRlIDx1bmlzdGQuaD4gCgppbnQgbWFpbigpCnsgICAKICAgIC8vaW50IGk9MDsgICAgIAogICAgZm9yaygpOwogICAgZm9yaygpOwogICAgZm9yaygpOwogICAgZm9yaygpOwogICAgCnByaW50ZigidmlwaW5cdCIpOwogICAgcmV0dXJuIDA7Cn0=