Submission #931080

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
931080	2024-02-21 07:57:30	Art_ogo	Wall (IOI14_wall)	C++17	100 / 100	597 ms	90976 KiB

wall

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#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
#include <algorithm>
#include <utility>
#include "wall.h"
using namespace std;
 
const int MAXN = 3e6+10;
 
int t[4*MAXN];
int modmn[4*MAXN], modmx[4*MAXN];
 
void build(int v, int tl, int tr){
    modmn[v] = 1e9;
    modmx[v] = -1e9;
    if(tl == tr){
        t[v] = 0;
        return;
    }
    int tm = (tl + tr) >> 1;
    build(v * 2, tl, tm);
    build(v * 2 + 1, tm + 1, tr);
}
 
void push(int v){
    if(v * 2 + 1 > 4*MAXN) return;
    if(modmn[v] != 1e9){
        t[v * 2] = min(t[v * 2], modmn[v]);
        modmn[v * 2] = min(modmn[v], modmn[v * 2]);
 
 
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• Subtask 1: 8 / 8
• Subtask 2: 24 / 24
• Subtask 3: 29 / 29
• Subtask 4: 39 / 39