func_code_string: #include <bits/stdc++.h>   namespace solution {   class ISolution {    public:     virtual void init(){};     virtual bool input() { return false; };     virtual void output(){};     virtual int run() = 0;   };   }  // namespace solution   namespace solution {}   namespace solution {   using namespace std;   const int SIZE = 1011;   const int MAX_TIME = 1000011;   int n;   int T[SIZE];   int C[SIZE];   long long X[MAX_TIME];   class Solution : public ISolution {    public:     bool input() {       if (!(cin >> n)) return false;       for (int i = 0; i < n; ++i) cin >> T[i] >> C[i];       return true;     }     void solve() {       fill(X, X + MAX_TIME, 0);       for (int i = 0; i < n; ++i) X[T[i]] += C[i];       long long t = 0;       long long res = 0;       long long sum = 0;       for (long long i = 0; i < MAX_TIME; ++i) {         if (sum > 0) {           t = max(t, i);           sum--;         }         sum += X[i];         res = max(res, sum);       }       if (sum) {         t += sum;       }       cout << t <<     << res << endl;     }     int run() {       while (init(), input()) {         solve();         output();       }       return 0;     }   };   }  // namespace solution   int main() { return solution::Solution().run(); }   