func_code_string: #include <bits/stdc++.h>   using namespace std;   int N, K;   long long Time;   int Free;   multiset<long long> Working;   int main() {     scanf( %d%d , &N, &K);     Free = K;     Time = 0;     long long S, M;     for (int i = 0; i < N; ++i) {       scanf( %I64d%I64d , &S, &M);       S = max(S, Time);       if (Free > 0) {         --Free;         printf( %I64d n , S + M);         Working.insert(S + M);         Time = S;       } else {         Time = *Working.begin();         Time = max(Time, S);         printf( %I64d n , Time + M);         Working.erase(Working.begin());         Working.insert(Time + M);       }       while ((not Working.empty()) and ((*Working.begin()) <= Time)) {         ++Free;         Working.erase(Working.begin());       }     }     return 0;   }   