package main import . "fmt" import . "math/big" func main() { a,b := new(Int),new(Int) Scan(a,b) sum:=new(Int).Add(a,b) prd:=new(Int).Mul(a,b) switch sum.Cmp(prd) { case 1: Println("S") case 0: Println("E") case -1: Println("P") } }