제출 #1278813

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1278813		k12_khoi	Balloons (CEOI11_bal)	C++17	50 / 100	2096 ms	1324 KiB

bal

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

#define ll long long
#define ld long double

const int N=2e5+5;

int n,u,v;
ll x[N];
ld y[N];

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

    cin >> n;
    for (int i=1;i<=n;i++)
    {
        cin >> u >> v;

        x[i]=u;
        ld best=v;
        for (int j=1;j<i;j++)
        best=min(best,(x[i]-x[j])*(x[i]-x[j])/(4*y[j]));

        y[i]=best;
    }

    cout << fixed << setprecision(3);
    for (int i=1;i<=n;i++)
    cout << y[i] << '\n';
}

• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 10 / 10
• Subtask 4: 10 / 10
• Subtask 5: 10 / 10
• Subtask 6: 0 / 10
• Subtask 7: 0 / 10
• Subtask 8: 0 / 10
• Subtask 9: 0 / 10
• Subtask 10: 0 / 10