Submission #232158

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
232158	2020-05-16 10:12:10	brcode	Building 4 (JOI20_building4)	C++14	100 / 100	1264 ms	48912 KiB

building4

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#include <iostream>
#include <bits/stdc++.h>
using namespace std;
const int MAXN = 1e6+5;
int a[MAXN];
int b[MAXN];
int dpmax[MAXN][3];
int dpmin[MAXN][3];
int main(){
    int n;
    cin>>n;
    for(int i=1;i<=2*n;i++){
        cin>>a[i];
    }
    for(int i=1;i<=2*n;i++){
        cin>>b[i];
    }
    for(int i=1;i<=2*n;i++){
        for(int k=0;k<=1;k++){
            dpmin[i][k]  = 1e9;
        }
    }
    for(int i=1;i<=2*n;i++){
        for(int k=0;k<=1;k++){
            if(k){
                if(a[i-1]<=b[i]){
                    dpmin[i][k] = min(dpmin[i][k],dpmin[i-1][0]);
                }
                if(b[i-1]<=b[i]){
 
 
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• Subtask 1: 11 / 11
• Subtask 2: 89 / 89