제출 #917034

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
917034	2024-01-27 03:32:14	NK_	Tenis (COI19_tenis)	C++17	100 / 100	245 ms	9168 KiB

tenis

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// Success consists of going from failure to failure without loss of enthusiasm
#include <bits/stdc++.h>
using namespace std;
#define nl '\n'
template<class T> using V = vector<T>;
using vi = V<int>;
struct Seg {
  const int ID = 0; int comb(int a, int b) { return min(a, b); }
  vi seg, lazy; int N; void init(int n) {
    for(N = 1; N < n;) N *= 2;
    seg.assign(2 * N, ID); lazy.assign(2 * N, ID);
  }
  void push(int x, int L, int R) {
    seg[x] += lazy[x];
    if (L != R) for(int i = 0; i < 2; i++) lazy[2*x+i] += lazy[x];
    lazy[x] = 0;
  }
  void pull(int x) { seg[x] = comb(seg[2*x], seg[2*x+1]); }
  void upd(int l, int v, int x, int L, int R) { // the suffix starting at l
    push(x, L, R); if (R < l) return;
    // cout << L << " <-> " << R << endl;
    if (l <= L) { lazy[x] += v; push(x, L, R); return; }
    int M = (L + R) / 2; upd(l, v, 2 * x, L, M); upd(l, v, 2 * x + 1, M + 1, R);
 
 
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• Subtask 2: 11 / 11
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• Subtask 5: 49 / 49