Submission #733628

#	Time	Username	Problem	Language	Result	Execution time	Memory
733628		SanguineChameleon	Palembang Bridges (APIO15_bridge)	C++17	0 / 100	1 ms	340 KiB

bridge

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

void just_do_it();

int main() {
	#ifdef KAMIRULEZ
		freopen("kamirulez.inp", "r", stdin);
		freopen("kamirulez.out", "w", stdout);
	#endif
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	just_do_it();
	return 0;
}

struct median {
	multiset<int> S;
	multiset<int>::iterator mid;
	long long left_sum = 0;
	long long right_sum = 0;
	int sz = 0;

	void clear() {
		S.clear();
		left_sum = 0;
		right_sum = 0;
		sz = 0;
	}

	void insert(int x, int y) {
		if (x > y) {
			swap(x, y);
		}
		S.insert(x);
		S.insert(y);
		sz += 2;
		if (sz == 2) {
			mid = S.begin();
			left_sum = x;
			right_sum = y;
		}
		else if (x > *mid) {
			mid++;
			left_sum += *mid;
			right_sum += x + y - *mid;
		}
		else if (y < *mid) {
			mid++;
			right_sum += *mid;
			left_sum += x + y - *mid;
		}
		else {
			left_sum += x;
			right_sum += y;
		}
	}

	long long get() {
		return right_sum - left_sum;
	};

} med;

void just_do_it() {
	int K, N;
	cin >> K >> N;
	vector<int> A;
	long long add = 0;
	for (int i = 0; i < N; i++) {
		char P, Q;
		int S, T;
		cin >> P >> S >> Q >> T;
		if (P == Q) {
			add += abs(S - T);
		}
		else {
			add++;
			if (K == 1) {
				med.insert(S, T);
			}
		}
	}
	if (K == 1) {
		cout << med.get() + add;
		return;
	}
}

• Subtask 1: 0 / 8
• Subtask 2: 0 / 14
• Subtask 3: 0 / 9
• Subtask 4: 0 / 32
• Subtask 5: 0 / 37