Submission #1222235

#	Time	Username	Problem	Language	Result	Execution time	Memory
1222235		just	Aliens (IOI16_aliens)	C++20	0 / 100	0 ms	324 KiB

aliens

#include "aliens.h"

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

using ll = long long;
#define vec vector


ll take_photos(int n, int m, int k, vec<int> r, vec<int> c) {
    vec<bool> done(200, false);
    for (int i = 0; i < n; i++) {
        for (int j = r[i]; j <= c[i]; j++) done[j] = true;
    }
    
    int cnt = 0;
    for (int i = 0; i < 200; i++) cnt += done[i];
    return cnt;
}

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