Submission #885728

#	Time	Username	Problem	Language	Result	Execution time	Memory
885728		normankr07	Aliens (IOI16_aliens)	C++17	4 / 100	1 ms	436 KiB

aliens

#include <bits/stdc++.h>
#include "aliens.h"
using ll = long long;
using namespace std;

long long take_photos(int n, int m, int k, std::vector<int> r, std::vector<int> c)
{
    // Sub1
    if (n == k)
    {
        vector<vector<int>> arr(m + 3, vector<int>(m + 3));
        for (int i = 0; i < n; i++)
        {
            int xx = r[i], yy = c[i];
            for (int x = min(xx, yy); x <= max(xx, yy); x++)
                for (int y = min(xx, yy); y <= max(xx, yy); y++)
                {
                    arr[x][y]++;
                }
        }
        int cnt = 0;
        for (int x = 0; x <= m; x++)
            for (int y = 0; y <= m; y++)
                cnt += (arr[x][y] != 0);
        return cnt;
    }
}

Compilation message (stderr)

aliens.cpp: In function 'long long int take_photos(int, int, int, std::vector<int>, std::vector<int>)':
aliens.cpp:27:1: warning: control reaches end of non-void function [-Wreturn-type]
   27 | }
      | ^

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