Submission #1027743

#	Time	Username	Problem	Language	Result	Execution time	Memory
1027743		Muhammet	Fireworks (APIO16_fireworks)	C++17	0 / 100	1 ms	604 KiB

fireworks

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

#define ll long long int
#define sz(x) (int)x.size()
#define ff first
#define ss second

const ll N = 3005;
const ll M = 1e9 + 7;

int T, n, m, a[N], b[N], vis[N];

int main(){
	ios::sync_with_stdio(false); cin.tie(0);

	cin >> n >> m;
	int s = 0;
	for(int i = 1; i <= n+m-1; i++){
		cin >> a[i] >> b[i];
		if(a[i] >= n+1 and vis[a[i]] == 0){
			s += a[i];
			vis[a[i]] = 1;
		}
		if(b[i] >= n+1 and vis[b[i]] == 0){
			s += b[i];
			vis[b[i]] = 1;
		}
	}

	s /= m;
	int ans = 0;
	for(int i = 0; i <= n+m; i++) vis[i] = 0;
	for(int i = 1; i <= n+m-1; i++){
		if(a[i] >= n+1 and vis[a[i]] == 0){
			ans += abs(a[i]-s);
			vis[a[i]] = 1;
		}
		if(b[i] >= n+1 and vis[b[i]] == 0){
			ans += abs(b[i]-s);
			vis[b[i]] = 1;
		}
	}

	cout << ans;

	return 0;
}

• Subtask 1: 0 / 7
• Subtask 2: 0 / 19
• Subtask 3: 0 / 29
• Subtask 4: 0 / 45