제출 #855863

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
855863	2023-10-02 04:58:13	NeroZein	Election (BOI18_election)	C++17	100 / 100	521 ms	49000 KiB

election

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#include "bits/stdc++.h"
using namespace std;
#ifdef Nero
#include "Deb.h"
#else
#define deb(...)
#endif
struct SegmentTree {
  struct node {
    int sum, min_suf, min_pref, zeros; 
  };
  int n; 
  vector<node> seg;
  SegmentTree (int n_) : n(n_) {
    seg.resize(2 * n - 1); 
  }
  node merge(const node& lc, const node& rc) {
    node ret;
    ret.sum = lc.sum + rc.sum;
    ret.zeros = lc.zeros + rc.zeros; 
    ret.min_suf = min(rc.min_suf, rc.sum + lc.min_suf); 
    ret.min_pref = min(lc.min_pref, lc.sum + rc.min_pref); 
    return ret;
  }
  void upd(int nd, int l, int r, int p, int v) {
    if (l == r) {
      seg[nd].sum = v; 
      seg[nd].zeros = v == 0;
 
 
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• Subtask 1: 28 / 28
• Subtask 2: 54 / 54
• Subtask 3: 18 / 18