Submission #1134256

#	Time	Username	Problem	Language	Result	Execution time	Memory
1134256		Luvidi	Safety (NOI18_safety)	C++20	0 / 100	175 ms	327680 KiB

safety

#include <bits/stdc++.h>
using namespace std;

#define ll long long

int main(){
    ll n,h;
    cin>>n>>h;
    ll a[n+1],m=0;
    for(int i=1;i<=n;i++){
        cin>>a[i];
        m=max(m,a[i]);
    }
    ll dp[n+1][m+1],ans=1e18;
    memset(dp,0,sizeof(dp));
    for(int i=1;i<=n;i++){
        for(int j=1;j<=m;j++){
            dp[i][j]=1e18;
            for(int k=1;k<=m;k++)if(abs(j-k)<=h){
                dp[i][j]=min(dp[i][j],dp[i-1][k]+abs(a[i]-j));
            }
            if(i==n)ans=min(ans,dp[i][j]);
        }
    }
    cout<<ans<<'\n';
}

• Subtask 1: 0 / 3
• Subtask 2: 0 / 4
• Subtask 3: 0 / 9
• Subtask 4: 0 / 5
• Subtask 5: 0 / 6
• Subtask 6: 0 / 11
• Subtask 7: 0 / 11
• Subtask 8: 0 / 22
• Subtask 9: 0 / 29