제출 #986878

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
986878	2024-05-21 13:41:26	MuntherCarrot	벽 (IOI14_wall)	C++14	61 / 100	449 ms	41044 KiB

wall

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#include <bits/stdc++.h>
#include "wall.h"
using namespace std;
const int INF = 0x3f3f3f3f;
const int N = 1 << 17;
int t[N << 2];
int add[N << 2], del[N << 2];
void push(int i, int l, int r){
    if(l != r){
        add[i << 1] = min(add[i << 1], del[i]);
        add[i << 1] = max(add[i << 1], add[i]);
        del[i << 1] = min(del[i << 1], del[i]);
        del[i << 1] = max(del[i << 1], add[i]);
        add[i << 1 | 1] = min(add[i << 1 | 1], del[i]);
        add[i << 1 | 1] = max(add[i << 1 | 1], add[i]);
        del[i << 1 | 1] = min(del[i << 1 | 1], del[i]);
        del[i << 1 | 1] = max(del[i << 1 | 1], add[i]);
    }
}
void upd(int l, int r, int i, int from, int to, int val, int type){
    push(i, from, to);
    if(from > r || to < l) return;
    if(from >= l && to <= r){
        if(type == 1){
            add[i] = max(add[i], val);
            del[i] = max(del[i], val);
 
 
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• Subtask 1: 8 / 8
• Subtask 2: 24 / 24
• Subtask 3: 29 / 29
• Subtask 4: 0 / 39