#include<iostream>
#include<iomanip>

using namespace std;

int main(){
    int a,b,c;
    a = 3;
    b = 4;
    c = a * a + b * b;
    cout <<a<<"*"<<a<<"+"<<b<<"*"<<b<<"="<<setprecision(2)<<c<<endl;
    return 0;
}