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@@ -0,0 +1,33 @@
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+#include<bits/stdc++.h>
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+using namespace std;
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+int main(){
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+ vector<int>a, b;
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+ string s1, s2;
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+ cin >> s1 >> s2;
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+ reverse(s1.begin(), s1.end());
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+ reverse(s2.begin(), s2.end());
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+ for(int i = 0; i < s1.size(); i++){
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+ a.push_back(s1[i]-'0');
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+ }
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+ for(int i = 0; i < s2.size(); i++){
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+ b.push_back(s2[i]-'0');
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+ }
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+ int sc = 0;
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+ vector<int>c;
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+ int len = max(a.size(), b.size());
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+ a.resize(len);
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+ b.resize(len);
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+ for(int i = 0; i < len; i++){
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+ int t = a[i] + b[i] + sc;
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+ c.push_back(t%10);
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+ sc = t / 10;
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+ }
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+ if(sc)
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+ c.push_back(sc);
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+ reverse(c.begin(), c.end());
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+ for(int i = 0; i < c.size(); i++){
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+ cout << c[i];
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+ }
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+ cout << endl;
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+ return 0;
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+}
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