Submission #1256974

#	Time	Username	Problem	Language	Result	Execution time	Memory
1256974		Mingyuanz	Aliens (IOI16_aliens)	C++20	12 / 100	59 ms	2372 KiB

aliens

#include "aliens.h"
#include <bits/stdc++.h>
#define pb push_back
#define pii pair<int,int>
#define f first
#define s second
#define INF (int)1e17
#define MOD (int)(1e9+7)
#define MAXN 100005
#define enl '\n'
#define DB(CODE) cout<<'\t'<<CODE<<'\n';
#define SP <<' '<<
#define Int long long
typedef long long ll;
using namespace std;
long long take_photos(int n, int m, int k, std::vector<int> r, std::vector<int> c) {
    set<Int> st;
    for(Int i=0; i<n; i++) st.insert(r[i]);
    vector<Int> arr;
    for(auto x: st) arr.pb(x);
    n=arr.size();
    Int dp[k+1][n+1];
    for(Int i=0; i<=k; i++) for(Int j=0; j<=n; j++) dp[i][j]=INF;
    dp[0][0]=0;
    for(Int i=1; i<=n; i++) for(Int c=1; c<=k; c++){
        for(Int j=1; j<=i; j++) dp[c][i]=min(dp[c][i],dp[c-1][j-1]+(arr[i-1]-arr[j-1]+1)*(arr[i-1]-arr[j-1]+1));
    }
    Int ans=INF;
    for(Int i=0; i<=k; i++) ans=min(ans,dp[i][n]);
    return ans;
}

Compilation message (stderr)

aliens.h:1:9: warning: #pragma once in main file
    1 | #pragma once
      |         ^~~~
aliens_c.h:1:9: warning: #pragma once in main file
    1 | #pragma once
      |         ^~~~

• Subtask 1: 0 / 4
• Subtask 2: 12 / 12
• Subtask 3: 0 / 9
• Subtask 4: 0 / 16
• Subtask 5: 0 / 19
• Subtask 6: 0 / 40