Submission #1079425

#	Time	Username	Problem	Language	Result	Execution time	Memory
1079425		JooDdae	Coin Collecting (JOI19_ho_t4)	C++17	0 / 100	1 ms	348 KiB

joi2019_ho_t4

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

int n, x[200200], y[200200], c[100100][2];

int main() {
    cin.tie(0)->sync_with_stdio(0);
    cin >> n;
    for(int i=1;i<=n+n;i++) cin >> x[i] >> y[i];

    ll ans = 0, c1 = 0;
    for(int i=1;i<=n+n;i++) {
        int D = min(max(x[i], 1), n);
        ans += abs(D-x[i]);

        if(y[i] >= 2) {
            c[D][0]++, c1++;
            ans += y[i]-2;
        } else {
            c[D][1]++;
            ans += 1-y[i];
        }
    }

    ll S = 0;
    for(int i=1;i<=n;i++) {
        S += c[i][0]+c[i][1]-2;
        ans += abs(S);
    }

    cout << ans + abs(c1-n);
}

• Subtask 1: 0 / 8
• Subtask 2: 0 / 29
• Subtask 3: 0 / 63