Submission #1045710

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1045710	2024-08-06 07:05:37	ezzzay	Skyline (IZhO11_skyline)	C++14	100 / 100	54 ms	101212 KiB

skyline

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#include<bits/stdc++.h>
using namespace std;
#define int  long long
#define ff first
#define ss second
#define pb push_back
const int N=3e5+5;
vector<int>ans;
int a[N];
int dp[305][205][205];
signed main(){
    int n;
    cin>>n;
    for(int i=1;i<=n;i++){
        cin>>a[i];
    }
    for(int i=0;i<305;i++){
        for(int j=0;j<205;j++){
            for(int k=0;k<205;k++){
                dp[i][j][k]=1e9;
            }
        }
    }
    for(int i = 0;i<=a[1];i++)dp[2][a[1]-i][a[2]] = dp[1][0][a[1]-i] = i*3;
    for(int i=2;i<=n;i++){
        for(int j=a[i-1];j>=0;j--){
            for(int k=a[i];k>=0;k--){
                dp[i][j][k]=min(dp[i][j][k],dp[i][j][k+1]+3);
            }
        }
 
 
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• Subtask 1: 100 / 100