Submission #641958

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
641958	2022-09-18 03:19:17	eyangch	Sjeckanje (COCI21_sjeckanje)	C++17	110 / 110	363 ms	42912 KiB

Main

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#include <bits/stdc++.h>
#define endl '\n'
#define eat cin
#define moo cout
#define int long long
using namespace std;
struct segtree{
  int a[800005][2][2];
  int b[800005];
  void init(){
    for(int i = 0; i < 800005; i++){
      for(int j = 0; j < 2; j++){
        for(int k = 0; k < 2; k++){
          a[i][j][k] = 0;
        }
      }
      b[i] = 0;
    }
  }
  void upd(int i, int x, int l=0, int r=200000, int v=1){
    if(i < l || i > r) return;
    if(l == r){
      b[v] += x;
      a[v][0][0] = a[v][0][1] = a[v][1][0] = a[v][1][1] = 0;
      if(b[v] > 0){
        a[v][0][0] = b[v];
      }else{
        a[v][1][1] = -b[v];
 
 
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• Subtask 1: 15 / 15
• Subtask 2: 40 / 40
• Subtask 3: 55 / 55