1.1.14

#include<iostream>
#include <cmath>
using namespace std;

int main()
{
    double x, y;
    cin >> x >> y;
    cout << ((1 + pow(sin(x + y), 2))/(2 + abs(x - (2*x / (1 + pow(x*y, 2)))))) + x << endl;
    return 0;
}