#include<stdio.h>
void main()
{
int i=0;
for(i=0;i<20;i++)
{
switch(i)
{
case 0:i+=5;
case 1:i+=2;
case 5:i+=5;
default: i+=4;
break;
}
}
}
I2luY2x1ZGU8c3RkaW8uaD4Kdm9pZCBtYWluKCkKewoJaW50IGk9MDsKCWZvcihpPTA7aTwyMDtpKyspCgl7CgkJc3dpdGNoKGkpCgkJewoJCQljYXNlIDA6aSs9NTsKCQkJY2FzZSAxOmkrPTI7CgkJCWNhc2UgNTppKz01OwoJCQlkZWZhdWx0OiBpKz00OwoJCQlicmVhazsKCQl9CgkJcHJpbnRmKCIlZCwiLGkpOwoJfQp9