제출 #879255

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
879255	2023-11-27 04:37:30	marcid	벽 (IOI14_wall)	C++17	100 / 100	560 ms	77648 KiB

wall

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#include "wall.h"
#include <bits/stdc++.h>
using namespace std;
#define vb vector<bool>
#define vi vector<int>
#define ii pair<int,int>
#define iii tuple<int,int,int>
#define vii vector<ii>
#define viii vector<iii>
#define pb push_back
#define eb emplace_back
#define mod 1000000007
const int maxn = 1<<21;
ii tree[(maxn<<2)+2];
void push(int v) {
  tree[v<<1].first=min(max(tree[v<<1].first,tree[v].first),tree[v].second);
  tree[v<<1|1].first=min(max(tree[v<<1|1].first,tree[v].first),tree[v].second);
  tree[v<<1].second=min(max(tree[v].first,tree[v<<1].second),tree[v].second);
  tree[v<<1|1].second=min(max(tree[v].first,tree[v<<1|1].second),tree[v].second);
}
void update(int t, int l, int r, int x, int v, int tl, int tr) {
  if (tl > r || l > tr) return;
  if (l <= tl && tr <= r) {
    if (t-1) {
      tree[v].first=min(tree[v].first,x);
      tree[v].second=min(tree[v].second,x);
    } else {
      tree[v].first=max(tree[v].first, x);
 
 
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컴파일 시 표준 에러 (stderr) 메시지

wall.cpp: In function 'void update(int, int, int, int, int, int, int)':
wall.cpp:35:15: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   35 |  int mid = tl + tr >> 1;
      |            ~~~^~~~
wall.cpp: In function 'void build(int, int, int)':
wall.cpp:47:15: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   47 |  int mid = tl + tr >> 1;
      |            ~~~^~~~

• Subtask 1: 8 / 8
• Subtask 2: 24 / 24
• Subtask 3: 29 / 29
• Subtask 4: 39 / 39