QOJ.ac

QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#501598#5151. Bottle FliplshhslAC ✓0ms4000kbC++20509b2024-08-02 21:13:542024-08-02 21:13:54

Judging History

你现在查看的是最新测评结果

  • [2024-08-02 21:13:54]
  • 评测
  • 测评结果:AC
  • 用时:0ms
  • 内存:4000kb
  • [2024-08-02 21:13:54]
  • 提交

answer

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

void solve()
{
	double a,b,p1,p2,h,r,c,x,t;
	cin >> h >> r >> p1 >> p2;
	a = p1 * h * h;
	b = p1 * h;
	c = abs(p1 - p2);
	x = (-2 * b * c + sqrt(4.0 * b * b * c * c + 4.0 * a * c * c * c) ) / (2.0 * c * c);
	//t = (a + c * x * x) / (b + c * x) / 2.0;
	printf("%.15lf\n",x);
}

signed main()
{
	ios::sync_with_stdio(false);
	cin.tie(0);cout.tie(0);

	int T = 1;
	//cin >> T;
	while(T--) {
		solve();
	}
	return 0;
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 3836kb

input:

22 4 1 4

output:

7.333333333333333

result:

ok found '7.3333333', expected '7.3333333', error '0.0000000'

Test #2:

score: 0
Accepted
time: 0ms
memory: 3940kb

input:

7 2 655 988

output:

3.141594172020043

result:

ok found '3.1415942', expected '3.1415942', error '0.0000000'

Test #3:

score: 0
Accepted
time: 0ms
memory: 3932kb

input:

1 1 1 2

output:

0.414213562373095

result:

ok found '0.4142136', expected '0.4142136', error '0.0000000'

Test #4:

score: 0
Accepted
time: 0ms
memory: 3852kb

input:

1000 1000 999 1000

output:

499.874937460874207

result:

ok found '499.8749375', expected '499.8749375', error '0.0000000'

Test #5:

score: 0
Accepted
time: 0ms
memory: 3944kb

input:

1000 1000 1 1000

output:

30.653430031715509

result:

ok found '30.6534300', expected '30.6534300', error '0.0000000'

Test #6:

score: 0
Accepted
time: 0ms
memory: 3816kb

input:

1 1000 1 1000

output:

0.030653430031716

result:

ok found '0.0306534', expected '0.0306534', error '0.0000000'

Test #7:

score: 0
Accepted
time: 0ms
memory: 3888kb

input:

1000 1000 482 483

output:

499.740932572924066

result:

ok found '499.7409326', expected '499.7409326', error '0.0000000'

Test #8:

score: 0
Accepted
time: 0ms
memory: 3896kb

input:

1 1000 482 483

output:

0.499740932572934

result:

ok found '0.4997409', expected '0.4997409', error '0.0000000'

Test #9:

score: 0
Accepted
time: 0ms
memory: 3896kb

input:

1 1000 1 2

output:

0.414213562373095

result:

ok found '0.4142136', expected '0.4142136', error '0.0000000'

Test #10:

score: 0
Accepted
time: 0ms
memory: 3932kb

input:

1000 1000 1 2

output:

414.213562373095101

result:

ok found '414.2135624', expected '414.2135624', error '0.0000000'

Test #11:

score: 0
Accepted
time: 0ms
memory: 3888kb

input:

961 1000 979 983

output:

480.010193170950515

result:

ok found '480.0101932', expected '480.0101932', error '0.0000000'

Test #12:

score: 0
Accepted
time: 0ms
memory: 4000kb

input:

997 1000 977 983

output:

497.736988008358594

result:

ok found '497.7369880', expected '497.7369880', error '0.0000000'

Test #13:

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

input:

1 928 1 66

output:

0.109600590840553

result:

ok found '0.1096006', expected '0.1096006', error '0.0000000'

Test #14:

score: 0
Accepted
time: 0ms
memory: 3996kb

input:

1 928 2 88

output:

0.131005804202577

result:

ok found '0.1310058', expected '0.1310058', error '0.0000000'

Test #15:

score: 0
Accepted
time: 0ms
memory: 3892kb

input:

1 928 3 74

output:

0.167600907404948

result:

ok found '0.1676009', expected '0.1676009', error '0.0000000'

Test #16:

score: 0
Accepted
time: 0ms
memory: 3932kb

input:

1 928 3 41

output:

0.212908855431827

result:

ok found '0.2129089', expected '0.2129089', error '0.0000000'

Test #17:

score: 0
Accepted
time: 0ms
memory: 3792kb

input:

1 928 1 12

output:

0.224009237739796

result:

ok found '0.2240092', expected '0.2240092', error '0.0000000'

Test #18:

score: 0
Accepted
time: 0ms
memory: 3988kb

input:

2 928 89 93

output:

0.989009661675425

result:

ok found '0.9890097', expected '0.9890097', error '0.0000000'

Test #19:

score: 0
Accepted
time: 0ms
memory: 3996kb

input:

7 928 51 72

output:

3.199009876724154

result:

ok found '3.1990099', expected '3.1990099', error '0.0000000'

Test #20:

score: 0
Accepted
time: 0ms
memory: 3828kb

input:

722 547 709 752

output:

355.686391819276537

result:

ok found '355.6863918', expected '355.6863918', error '0.0000000'

Test #21:

score: 0
Accepted
time: 0ms
memory: 3892kb

input:

242 742 518 920

output:

103.742903461123845

result:

ok found '103.7429035', expected '103.7429035', error '0.0000000'

Test #22:

score: 0
Accepted
time: 0ms
memory: 4000kb

input:

873 701 43 201

output:

276.087555847830572

result:

ok found '276.0875558', expected '276.0875558', error '0.0000000'

Test #23:

score: 0
Accepted
time: 0ms
memory: 3996kb

input:

268 228 527 562

output:

131.846091936330254

result:

ok found '131.8460919', expected '131.8460919', error '0.0000000'

Test #24:

score: 0
Accepted
time: 0ms
memory: 3892kb

input:

312 558 341 839

output:

121.468385077943424

result:

ok found '121.4683851', expected '121.4683851', error '0.0000000'

Test #25:

score: 0
Accepted
time: 0ms
memory: 3812kb

input:

274 85 178 364

output:

112.756490692064446

result:

ok found '112.7564907', expected '112.7564907', error '0.0000000'

Test #26:

score: 0
Accepted
time: 0ms
memory: 3820kb

input:

641 539 341 977

output:

238.054438740428225

result:

ok found '238.0544387', expected '238.0544387', error '0.0000000'

Test #27:

score: 0
Accepted
time: 0ms
memory: 3992kb

input:

245 861 438 872

output:

101.618383921872933

result:

ok found '101.6183839', expected '101.6183839', error '0.0000000'

Test #28:

score: 0
Accepted
time: 0ms
memory: 3984kb

input:

640 181 156 606

output:

215.419834890887017

result:

ok found '215.4198349', expected '215.4198349', error '0.0000000'