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Submission #256863

# Submission time Handle Problem Language Result Execution time Memory
256863 2020-08-03T10:20:57 Z Osama_Alkhodairy Coin Collecting (JOI19_ho_t4) C++17
0 / 100
 1 ms 384 KB 
#include <bits/stdc++.h>
using namespace std;
#define finish(x) return cout << x << endl, 0
#define ll long long

const int N = 100001;

int n, a[2][N];

int main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cin >> n;
    ll ans = 0;
    for(int i = 0 ; i < 2 * n ; i++){
        int x, y;
        cin >> x >> y;
        int nx = min(n, max(1, x));
        int ny = min(2, max(1, y));
        ans += abs(nx - x) + abs(ny - y);
        a[ny - 1][nx - 1]++;
    }
    int sum = 0;
    for(int j = 0 ; j < n - 1 ; j++){
        sum += a[0][j] + a[1][j];
        int sz = (j + 1) * 2;
        ans += abs(sum - sz);
    }
    sum = 0;
    for(int j = 0 ; j < n ; j++){
        sum += a[0][j];
    }
    ans += abs(sum - n);
    cout << ans << endl;
}

Subtask #1
0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 0 ms 384 KB Output is correct
6 Incorrect 0 ms 384 KB Output isn't correct
7 Halted 0 ms 0 KB -

Subtask #2
0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 0 ms 384 KB Output is correct
6 Incorrect 0 ms 384 KB Output isn't correct
7 Halted 0 ms 0 KB -

Subtask #3
0 / 63.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 0 ms 384 KB Output is correct
6 Incorrect 0 ms 384 KB Output isn't correct
7 Halted 0 ms 0 KB -