C++ INPUT AND OUTPUT

#include <cmath>
#include <cstdio>
#include <vector>
#include <iostream>
#include <algorithm>
using namespace std;


int main() {
    /* Enter your code here. Read input from STDIN. Print output to STDOUT */  
    int a,b,c;
    cin>>a>>b>>c;
        cout<<a+b+c;
   
    return 0;
}