Submission #722436

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
722436	2023-04-12 00:50:52	Abrar_Al_Samit	푸드 코트 (JOI21_foodcourt)	C++17	14 / 100	1089 ms	411004 KiB

foodcourt

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#include<bits/stdc++.h>
using namespace std;
const int nax = 65003;
int n, m, q;
vector<pair<long long, int>>lines[nax];
struct BIT {
  long long bit[nax];
  void update(int i, long long val) {
    while(i<nax) {
      bit[i] += val;
      i += i&-i;
    }
  }
  void update(int l, int r, long long val) {
    update(l, val);
    update(r+1, -val);
  }
  long long query(int i) {
    long long ret = 0;
    while(i>0) {
      ret += bit[i];
      i -= i&-i;
    }
    return ret;
  }
} T;
 
 
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