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답안 #768361

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
768361 2023-06-28T02:12:22 Z vjudge1 Balloons (CEOI11_bal) C++17
10 / 100
 401 ms 18676 KB 
#include<bits/stdc++.h>
using namespace std;
#define int long long
#define double long double
const int N=2e5, pi=3.14;
int n;
struct dt{
    double x,r;
};
double Ri(dt b, dt c){
    return (b.x-c.x)*(b.x-c.x)/(4*c.r);
}
double area(dt b){
    return b.r*b.r*3.14;
}
dt a[N+10];
deque<dt> q;
signed main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);
    cin>>n;
    for (int i=1;i<=n;i++)
        cin>>a[i].x>>a[i].r;
    for (int i=1;i<=n;i++){
        double R = a[i].r;
        if (!q.empty()){
            R = min(R,(Ri(a[i],q.front())));
            if (R!=a[i].r){
                while(!q.empty() && R>=q.front().r){
                    q.pop_front(),R=min(R,(Ri(a[i],q.front())));
                }
            }
        }
        q.push_back({a[i].x,R});
        if (R != a[i].r) R-=0.000000001;
        cout <<fixed<<setprecision(9)<<R<<endl;

    }

}

Subtask #1
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 1 ms 340 KB 4th numbers differ - expected: '1.8420000000', found: '87.0000000000', error = '85.1580000000'
2 Halted 0 ms 0 KB -

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 340 KB 2 numbers

Subtask #3
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 2 ms 340 KB 13th numbers differ - expected: '2.3960000000', found: '6.2546948350', error = '3.8586948350'
2 Halted 0 ms 0 KB -

Subtask #4
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 5 ms 468 KB 3rd numbers differ - expected: '121.0000000000', found: '123.0000000000', error = '2.0000000000'
2 Halted 0 ms 0 KB -

Subtask #5
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 44 ms 2136 KB 3rd numbers differ - expected: '211.0000000000', found: '213.0000000000', error = '2.0000000000'
2 Halted 0 ms 0 KB -

Subtask #6
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 97 ms 4876 KB 5th numbers differ - expected: '15395.0000000000', found: '15396.0000000000', error = '1.0000000000'
2 Halted 0 ms 0 KB -

Subtask #7
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 197 ms 9632 KB 3rd numbers differ - expected: '7936.0000000000', found: '10352.0000000000', error = '2416.0000000000'
2 Halted 0 ms 0 KB -

Subtask #8
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 233 ms 11088 KB 5th numbers differ - expected: '5054.0000000000', found: '5055.0000000000', error = '1.0000000000'
2 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 308 ms 14828 KB 3rd numbers differ - expected: '1872.0000000000', found: '1874.0000000000', error = '2.0000000000'
2 Halted 0 ms 0 KB -

Subtask #10
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 401 ms 18676 KB 3rd numbers differ - expected: '2960.0000000000', found: '2962.0000000000', error = '2.0000000000'
2 Halted 0 ms 0 KB -