#include<stdio.h>
int main()
{
int r1,r2,total_run;
total_run=((r1*6)+(r2*4))/10;
return 0;
}
I2luY2x1ZGU8c3RkaW8uaD4KCmludCBtYWluKCkKewogICAgaW50IHIxLHIyLHRvdGFsX3J1bjsKICAgIHNjYW5mICgiJWQlZCIsJnIxLCZyMik7CiAgICAKICAgIHRvdGFsX3J1bj0oKHIxKjYpKyhyMio0KSkvMTA7CiAgICBwcmludGYoIiVkXG4iLHRvdGFsX3J1bik7CiAgICByZXR1cm4gMDsKICAgIH0=