#include <bits/stdc++.h> #include <vector> #include <tuple> #include <regex> #include <string> #include <stack> #include <algorithm> using namespace std; //printf , scanfが使えるよ!! /* [問題メモ] */ int main() { //Let's algorithm!! char a[101]; char b[101]; char ans[101]; int temp; int carry = 0; scanf("%s %s",a,b); for(int i=0;i<101;i++){ temp = a[i] + b[i] -'0' -'0' + carry; ans[i] = (temp % 10) + '0'; carry = temp - (temp % 10); } printf("%s",ans); return 0; }