#include <bits/stdc++.h>
#define rc(s) return cout<<s,0
using namespace std;
/*\     /  *   ---  -------   --    ---     VICTOR BOSS FOR EVER!!!
   \   /   |  /        |      /  \  |   \
    \ /    |  \        |      \  /  |- -
     -     |   ---     |       --   |    \  VICTOR BOSS FOR EVER!!! */

int main(){
    ifstream cin("cmmdc.in");
    ofstream cout("cmmdc.out");
double a,b;
cin>>a>>b;
cout<<a+b;
return 0;}