Submission #947290

#	Time	Username	Problem	Language	Result	Execution time	Memory
947290		NValchanov	Fireworks (APIO16_fireworks)	C++17	7 / 100	1 ms	432 KiB

fireworks

#include<bits/stdc++.h>

#define endl '\n'

using namespace std;

typedef long long ll;

const ll MAXN = 3e5 + 10;

ll n,m;
ll w[MAXN];

void read()
{
    cin >> n >> m;
    for(int i = 2; i <= n + m; i++)
    {
        ll p,c;
        cin >> p >> c;
        w[i] = c;
    }
}

void solve()
{
    ll ans = 0;
    sort(w + 1, w + n + m + 1);
    ll mid = w[(n + m) / 2 + 1];
    for(int i = 2; i <= n + m; i++)
    {
        ans += llabs(w[i] - mid);
    }
    cout << ans << endl;
}

int main()
{
	ios_base::sync_with_stdio(false);
	cin.tie(nullptr);
	cout.tie(nullptr);

    read();
    solve();

	return 0;
}

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