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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#96325#5152. Circular Caramel CookieIsaacMoris#WA 2ms3580kbC++14832b2023-04-13 19:35:452023-04-13 19:35:48

Judging History

你现在查看的是最新测评结果

  • [2023-08-10 23:21:45]
  • System Update: QOJ starts to keep a history of the judgings of all the submissions.
  • [2023-04-13 19:35:48]
  • 评测
  • 测评结果:WA
  • 用时:2ms
  • 内存:3580kb
  • [2023-04-13 19:35:45]
  • 提交

answer

#include<iostream>
#include <bits/stdc++.h>

# define ld long double
#define ll long long
#define IO ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
using namespace std;
const int N = 1e6 + 5, mod = 998244353, M = 17;

ll solve(ld r) {
    // x^2 + y^2 <= r2
    ll ans = 0;
    for (int i = -r; i <= r; i++) {
        if (i == 0)continue;
        int y = sqrt(r * r - 1ll * i * i);
        ans += 2 * y;
    }
    return ans;
}

void doWork() {
    int s;
    cin >> s;
    ld ans = 0;
    for (ld i = 2e4; i >= 1e-9; i /= 2) {
        while (solve(ans + i) < s) {
            ans += i;
        }
    }
    cout << fixed << setprecision(9) << ans << " " << solve(ans);
}

int main() {
    IO
    int t = 1;
    //  cin >> t;
    for (int i = 1; i <= t; i++) {
        doWork();
    }
}

Details

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Test #1:

score: 0
Wrong Answer
time: 2ms
memory: 3580kb

input:

11

output:

2.236067977 4

result:

wrong output format Extra information in the output file