Submission #255051

#	Time	Username	Problem	Language	Result	Execution time	Memory
255051		Vladikus004	Preokret (COCI18_preokret)	C++14	50 / 50	1 ms	384 KiB

preokret

#include <bits/stdc++.h>
#define inf 2e9
#define all(v) v.begin(), v.end()
using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair <int, int> pii;

const int N = 3000;
int a, b, add[N], bal, ans1, ans2, sum;

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    #ifdef LOCAL
        freopen("input.txt", "r", stdin);
    #endif // LOCAL
    cin >> a;
    for (int i = 0; i < a; i++){
        int x;
        cin >> x;
        add[x]++;
    }
    cin >> b;
    for (int i = 0; i < b; i++){
        int x;
        cin >> x;
        add[x]--;
    }

    bal = 0;
    for (int i = 1; i <= 2880; i++){
        if (i <= 1440)
            ans1 += abs(add[i]);
        sum += add[i];
        int zn = 1;
        if (sum < 0) zn = -1;
        if (sum == 0) zn = bal;

        if (bal != zn){
            bal = zn;
            ans2++;
        }
    }
    cout << ans1 << "\n" << ans2 - 1 << "\n";
}

• Subtask 1: 50 / 50