#include <iostream>  
#include <string>  
#include <sstream> 
using namespace std;  
string formatNumber(int num) {  
    if (num == 0) return "0"; 
    stringstream ss;  
    ss << num;  
    string numStr = ss.str(); 
    int len = numStr.length();  
    for (int i = len - 3; i > 0; i -= 3) {  
        numStr.insert(i, ",");  
    }  
    return numStr;  
}  
int main() {  
    int a, b;  
    cin >> a >> b;   
    int sum = a + b;   
    cout << formatNumber(sum) << endl;  
    return 0;  
}