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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#186754#5152. Circular Caramel CookieForever_Young#AC ✓10ms3844kbC++14520b2023-09-24 11:14:452023-09-24 11:14:45

Judging History

你现在查看的是最新测评结果

  • [2023-09-24 11:14:45]
  • 评测
  • 测评结果：AC
  • 用时：10ms
  • 内存：3844kb
查看
  • [2023-09-24 11:14:45]
  • 提交

answer

#include<bits/stdc++.h>
using namespace std;
#define fi first
#define se second
#define pb push_back
typedef long double D;
typedef long long LL;
int main() {
	int s;
	scanf("%d", &s);
	D le = 0, ri = 1e6;
	for(int i = 0; i < 80; i++) {
		D mid = (le + ri) / 2;
		LL cnt = 0;
		D sq = mid * mid;
		for(LL j = 0; j + 1 < mid; j++) {
			D rmn = sq - (j + 1) * (j + 1);
			cnt += (LL)sqrt(rmn);
		}
		if(cnt * 4 > s) {
			ri = mid;
		}else {
			le = mid;
		}
	}
	printf("%.12f\n", (double)le);
}
Source code, Language: C++14

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 5ms
memory: 3740kb

input:

11

output:

2.236067977500

result:

ok found '2.2360680', expected '2.2360680', error '0.0000000'

Test #2:

score: 0
Accepted
time: 4ms
memory: 3840kb

input:

59

output:

5.000000000000

result:

ok found '5.0000000', expected '5.0000000', error '0.0000000'

Test #3:

score: 0
Accepted
time: 2ms
memory: 3672kb

input:

1

output:

1.414213562373

result:

ok found '1.4142136', expected '1.4142136', error '0.0000000'

Test #4:

score: 0
Accepted
time: 4ms
memory: 3628kb

input:

2

output:

1.414213562373

result:

ok found '1.4142136', expected '1.4142136', error '0.0000000'

Test #5:

score: 0
Accepted
time: 4ms
memory: 3720kb

input:

3

output:

1.414213562373

result:

ok found '1.4142136', expected '1.4142136', error '0.0000000'

Test #6:

score: 0
Accepted
time: 2ms
memory: 3668kb

input:

4

output:

2.236067977500

result:

ok found '2.2360680', expected '2.2360680', error '0.0000000'

Test #7:

score: 0
Accepted
time: 10ms
memory: 3632kb

input:

1000000000

output:

17841.881318964097

result:

ok found '17841.8813190', expected '17841.8813190', error '0.0000000'

Test #8:

score: 0
Accepted
time: 5ms
memory: 3664kb

input:

16

output:

3.162277660168

result:

ok found '3.1622777', expected '3.1622777', error '0.0000000'

Test #9:

score: 0
Accepted
time: 2ms
memory: 3664kb

input:

60

output:

5.099019513593

result:

ok found '5.0990195', expected '5.0990195', error '0.0000000'

Test #10:

score: 0
Accepted
time: 4ms
memory: 3712kb

input:

276

output:

10.049875621121

result:

ok found '10.0498756', expected '10.0498756', error '0.0000000'

Test #11:

score: 0
Accepted
time: 4ms
memory: 3800kb

input:

476

output:

13.038404810405

result:

ok found '13.0384048', expected '13.0384048', error '0.0000000'

Test #12:

score: 0
Accepted
time: 5ms
memory: 3736kb

input:

1860

output:

25.019992006394

result:

ok found '25.0199920', expected '25.0199920', error '0.0000000'

Test #13:

score: 0
Accepted
time: 5ms
memory: 3616kb

input:

2837456

output:

951.008412160481

result:

ok found '951.0084122', expected '951.0084122', error '0.0000000'

Test #14:

score: 0
Accepted
time: 10ms
memory: 3744kb

input:

871234652

output:

16653.642724641359

result:

ok found '16653.6427246', expected '16653.6427246', error '0.0000000'

Test #15:

score: 0
Accepted
time: 8ms
memory: 3624kb

input:

345230848

output:

10483.500274240470

result:

ok found '10483.5002742', expected '10483.5002742', error '0.0000000'

Test #16:

score: 0
Accepted
time: 8ms
memory: 3632kb

input:

506145784

output:

12693.594368814533

result:

ok found '12693.5943688', expected '12693.5943688', error '0.0000000'

Test #17:

score: 0
Accepted
time: 3ms
memory: 3720kb

input:

253745836

output:

8987.840063107487

result:

ok found '8987.8400631', expected '8987.8400631', error '0.0000000'

Test #18:

score: 0
Accepted
time: 9ms
memory: 3836kb

input:

659345872

output:

14487.745200685993

result:

ok found '14487.7452007', expected '14487.7452007', error '0.0000000'

Test #19:

score: 0
Accepted
time: 7ms
memory: 3624kb

input:

193830482

output:

7855.448300383626

result:

ok found '7855.4483004', expected '7855.4483004', error '0.0000000'

Test #20:

score: 0
Accepted
time: 2ms
memory: 3740kb

input:

981273

output:

559.504244845381

result:

ok found '559.5042448', expected '559.5042448', error '0.0000000'

Test #21:

score: 0
Accepted
time: 5ms
memory: 3736kb

input:

8732419

output:

1667.851312317738

result:

ok found '1667.8513123', expected '1667.8513123', error '0.0000000'

Test #22:

score: 0
Accepted
time: 2ms
memory: 3668kb

input:

9812379

output:

1767.942306750987

result:

ok found '1767.9423068', expected '1767.9423068', error '0.0000000'

Test #23:

score: 0
Accepted
time: 6ms
memory: 3616kb

input:

98273476

output:

5593.614663167280

result:

ok found '5593.6146632', expected '5593.6146632', error '0.0000000'

Test #24:

score: 0
Accepted
time: 10ms
memory: 3624kb

input:

897972343

output:

16907.244512338490

result:

ok found '16907.2445123', expected '16907.2445123', error '0.0000000'

Test #25:

score: 0
Accepted
time: 2ms
memory: 3672kb

input:

28736734

output:

3025.066114979968

result:

ok found '3025.0661150', expected '3025.0661150', error '0.0000000'

Test #26:

score: 0
Accepted
time: 6ms
memory: 3716kb

input:

88234239

output:

5300.238862541952

result:

ok found '5300.2388625', expected '5300.2388625', error '0.0000000'

Test #27:

score: 0
Accepted
time: 10ms
memory: 3620kb

input:

928379434

output:

17191.110289914377

result:

ok found '17191.1102899', expected '17191.1102899', error '0.0000000'

Test #28:

score: 0
Accepted
time: 6ms
memory: 3832kb

input:

23765822

output:

2751.073245117258

result:

ok found '2751.0732451', expected '2751.0732451', error '0.0000000'

Test #29:

score: 0
Accepted
time: 5ms
memory: 3744kb

input:

3427481

output:

1045.143530812874

result:

ok found '1045.1435308', expected '1045.1435308', error '0.0000000'

Test #30:

score: 0
Accepted
time: 7ms
memory: 3844kb

input:

234987432

output:

8649.266327267302

result:

ok found '8649.2663273', expected '8649.2663273', error '0.0000000'

Test #31:

score: 0
Accepted
time: 5ms
memory: 3624kb

input:

3242949

output:

1016.643988818111

result:

ok found '1016.6439888', expected '1016.6439888', error '0.0000000'

Test #32:

score: 0
Accepted
time: 7ms
memory: 3744kb

input:

238423423

output:

8712.268877852657

result:

ok found '8712.2688779', expected '8712.2688779', error '0.0000000'

Test #33:

score: 0
Accepted
time: 2ms
memory: 3624kb

input:

23784378

output:

2752.147706791915

result:

ok found '2752.1477068', expected '2752.1477068', error '0.0000000'

Test #34:

score: 0
Accepted
time: 3ms
memory: 3744kb

input:

83246355

output:

5148.270486289546

result:

ok found '5148.2704863', expected '5148.2704863', error '0.0000000'
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