oj.uz

Submission #773627

# Submission time Handle Problem Language Result Execution time Memory
773627 2023-07-05T07:22:09 Z PoonYaPat Aliens (IOI16_aliens) C++14
12 / 100
 78 ms 1332 KB 
#include "aliens.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int,int> pii;

int n,m,k;
int dp[505][505]; //n,k
vector<pii> v;
set<pii> h;

long long take_photos(int N, int M, int K, vector<int> y, vector<int> x) {
    n=N; m=M; k=K;
    for (int i=0; i<n; ++i) h.insert(pii(x[i],y[i]));
    for (auto u : h) v.push_back(u);
    sort(v.begin(),v.end());

    for (int i=0; i<n; ++i) for (int j=0; j<=k; ++j) dp[i][j]=1e9;
    for (int j=1; j<=k; ++j) dp[0][j]=1;

    for (int i=1; i<v.size(); ++i) {
        for (int j=1; j<=k; ++j) {

            //find dp[i][j]
            if (j==1) {
                dp[i][j]=min(dp[i][j],(v[i].first-v[0].first+1)*(v[i].first-v[0].first+1));
            } else {
                for (int x=1; x<=i; ++x) { //capture i to x
                    dp[i][j]=min(dp[i][j],dp[x-1][j-1]+(v[i].first-v[x].first+1)*(v[i].first-v[x].first+1));
                }
            }

        }
    }

    return dp[v.size()-1][k];
}

Compilation message

aliens.cpp: In function 'long long int take_photos(int, int, int, std::vector<int>, std::vector<int>)':
aliens.cpp:21:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   21 |     for (int i=1; i<v.size(); ++i) {
      |                   ~^~~~~~~~~

Subtask #1
0 / 4.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 212 KB Wrong answer: output = 1, expected = 4
2 Halted 0 ms 0 KB -

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Correct answer: answer = 1
2 Correct 0 ms 212 KB Correct answer: answer = 4
3 Correct 1 ms 312 KB Correct answer: answer = 1
4 Correct 1 ms 212 KB Correct answer: answer = 5
5 Correct 1 ms 308 KB Correct answer: answer = 41
6 Correct 1 ms 308 KB Correct answer: answer = 71923
7 Correct 1 ms 596 KB Correct answer: answer = 77137
8 Correct 25 ms 1236 KB Correct answer: answer = 764
9 Correct 1 ms 1236 KB Correct answer: answer = 250000
10 Correct 78 ms 1236 KB Correct answer: answer = 500
11 Correct 0 ms 212 KB Correct answer: answer = 32
12 Correct 1 ms 1236 KB Correct answer: answer = 130050
13 Correct 8 ms 1328 KB Correct answer: answer = 5110
14 Correct 2 ms 724 KB Correct answer: answer = 2626
15 Correct 4 ms 724 KB Correct answer: answer = 796
16 Correct 6 ms 1236 KB Correct answer: answer = 7580
17 Correct 21 ms 1236 KB Correct answer: answer = 1904
18 Correct 1 ms 1332 KB Correct answer: answer = 996004
19 Correct 3 ms 1328 KB Correct answer: answer = 38817
20 Correct 10 ms 1328 KB Correct answer: answer = 4096
21 Correct 1 ms 1236 KB Correct answer: answer = 1
22 Correct 1 ms 1236 KB Correct answer: answer = 1
23 Correct 19 ms 1332 KB Correct answer: answer = 2040
24 Correct 1 ms 1236 KB Correct answer: answer = 2

Subtask #3
0 / 9.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 212 KB Wrong answer: output = 1, expected = 4
2 Halted 0 ms 0 KB -

Subtask #4
0 / 16.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 212 KB Wrong answer: output = 1, expected = 4
2 Halted 0 ms 0 KB -

Subtask #5
0 / 19.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 212 KB Wrong answer: output = 1, expected = 4
2 Halted 0 ms 0 KB -

Subtask #6
0 / 40.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 212 KB Wrong answer: output = 1, expected = 4
2 Halted 0 ms 0 KB -