QOJ.ac

QOJ

ID题目提交者结果用时内存语言文件大小提交时间测评时间
#305884#1777. Fortune From FollyckisekiAC ✓1ms4100kbC++201.9kb2024-01-16 05:45:482024-01-16 05:45:49

Judging History

你现在查看的是最新测评结果

  • [2024-01-16 05:45:49]
  • 评测
  • 测评结果:AC
  • 用时:1ms
  • 内存:4100kb
  • [2024-01-16 05:45:48]
  • 提交

answer

#include <bits/stdc++.h>

using namespace std;
const int inf = 1e9;
const int maxn = 128;
const long double eps = 1e-9;

long double A[maxn][maxn], b[maxn];
signed main() {
    int n, k;
    long double p;
    cin >> n >> k >> p;
    const int N = 1<<n;

    const int mask = (1<<n) - 1;
    const int low = (1<<k) - 1;

    for (int i = 0; i < N; i++) {
        // E[i] = \sum _ j (p[j,i] * E[j]) + 1;
        if (__builtin_popcount(i) >= k) {
            A[i][i] = 1;
            b[i] = 0;
            continue;
        }
        A[i][i] = 1;
        for (int b: {0, 1}) {
            int j = ((i << 1) | b) & mask;
            long double prob = b ? p : 1-p;
            A[i][j] -= prob;
        }
        b[i] = 1;
    }

    // for (int i = 0; i < N; i++) {
    //     for (int j = 0; j < N; j++) {
    //         cout << A[i][j] << ' ';
    //     }
    //     cout << ';' << b[i] << '\n';
    // }

    for (int k = 0; k < N; k++) {
        int p = -1;
        for (int i = k; i < N; i++) {
            if (p == -1 || abs(A[i][k]) > abs(A[p][k])) {
                p = i;
            }
        }
        assert (p != -1);
        assert (abs(A[p][k]) > eps);
        if (k != p) {
            for (int j = 0; j < N; j++)
                swap(A[k][j], A[p][j]);
            swap(b[k], b[p]);
        }
        for (int i = 0; i < N; i++) if (i != k) {
            long double r = A[i][k] / A[k][k];
            for (int j = 0; j < N; j++)
                A[i][j] -= A[k][j] * r;
            b[i] -= b[k] * r;
        }
    }

    // for (int i = 0; i < N; i++) {
    //     for (int j = 0; j < N; j++) {
    //         cout << A[i][j] << ' ';
    //     }
    //     cout << ';' << b[i] << '\n';
    // }
    for (int i = 0; i < N; i++) {
        b[i] /= A[i][i];
        A[i][i] = 1;
    }
    cout << fixed << setprecision(20);
    cout << b[0] << '\n';
}

詳細信息

Test #1:

score: 100
Accepted
time: 0ms
memory: 3908kb

input:

2 1 0.0006

output:

1666.66666666666666207774

result:

ok found '1666.6666667', expected '1666.6666667', error '0.0000000'

Test #2:

score: 0
Accepted
time: 0ms
memory: 3916kb

input:

2 1 0.0043

output:

232.55813953488372078371

result:

ok found '232.5581395', expected '232.5581395', error '0.0000000'

Test #3:

score: 0
Accepted
time: 0ms
memory: 3864kb

input:

2 1 0.4202

output:

2.37981913374583531643

result:

ok found '2.3798191', expected '2.3798191', error '0.0000000'

Test #4:

score: 0
Accepted
time: 0ms
memory: 3864kb

input:

2 1 0.6729

output:

1.48610491900728191412

result:

ok found '1.4861049', expected '1.4861049', error '0.0000000'

Test #5:

score: 0
Accepted
time: 0ms
memory: 3916kb

input:

2 1 0.9925

output:

1.00755667506297229221

result:

ok found '1.0075567', expected '1.0075567', error '0.0000000'

Test #6:

score: 0
Accepted
time: 0ms
memory: 3956kb

input:

2 1 0.9999

output:

1.00010001000100010005

result:

ok found '1.0001000', expected '1.0001000', error '0.0000000'

Test #7:

score: 0
Accepted
time: 0ms
memory: 3904kb

input:

2 2 0.0006

output:

2779444.44444443174370462657

result:

ok found '2779444.4444444', expected '2779444.4444444', error '0.0000000'

Test #8:

score: 0
Accepted
time: 0ms
memory: 3916kb

input:

2 2 0.0072

output:

19429.01234567900481486902

result:

ok found '19429.0123457', expected '19429.0123457', error '0.0000000'

Test #9:

score: 0
Accepted
time: 0ms
memory: 3860kb

input:

2 2 0.0848

output:

150.85439658241367029412

result:

ok found '150.8543966', expected '150.8543966', error '0.0000000'

Test #10:

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

input:

2 2 0.7554

output:

3.07625358647987775466

result:

ok found '3.0762536', expected '3.0762536', error '0.0000000'

Test #11:

score: 0
Accepted
time: 0ms
memory: 3908kb

input:

2 2 0.9980

output:

2.00601604009622451301

result:

ok found '2.0060160', expected '2.0060160', error '0.0000000'

Test #12:

score: 0
Accepted
time: 0ms
memory: 3916kb

input:

2 2 0.9995

output:

2.00150100062537521900

result:

ok found '2.0015010', expected '2.0015010', error '0.0000000'

Test #13:

score: 0
Accepted
time: 0ms
memory: 3924kb

input:

3 1 0.0008

output:

1250.00000000000002475797

result:

ok found '1250.0000000', expected '1250.0000000', error '0.0000000'

Test #14:

score: 0
Accepted
time: 0ms
memory: 3904kb

input:

3 1 0.0063

output:

158.73015873015873040963

result:

ok found '158.7301587', expected '158.7301587', error '0.0000000'

Test #15:

score: 0
Accepted
time: 0ms
memory: 3968kb

input:

3 1 0.4356

output:

2.29568411386593204779

result:

ok found '2.2956841', expected '2.2956841', error '0.0000000'

Test #16:

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

input:

3 1 0.5963

output:

1.67700821734026496728

result:

ok found '1.6770082', expected '1.6770082', error '0.0000000'

Test #17:

score: 0
Accepted
time: 0ms
memory: 3876kb

input:

3 1 0.9947

output:

1.00532823967025233738

result:

ok found '1.0053282', expected '1.0053282', error '0.0000000'

Test #18:

score: 0
Accepted
time: 0ms
memory: 3856kb

input:

3 1 0.9997

output:

1.00030009002700810239

result:

ok found '1.0003001', expected '1.0003001', error '0.0000000'

Test #19:

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

input:

3 2 0.0009

output:

618672.96456245757906344807

result:

ok found '618672.9645625', expected '618672.9645624', error '0.0000000'

Test #20:

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

input:

3 2 0.0082

output:

7588.61450925594539373975

result:

ok found '7588.6145093', expected '7588.6145093', error '0.0000000'

Test #21:

score: 0
Accepted
time: 0ms
memory: 3868kb

input:

3 2 0.3372

output:

8.25473648866848611506

result:

ok found '8.2547365', expected '8.2547365', error '0.0000000'

Test #22:

score: 0
Accepted
time: 0ms
memory: 3912kb

input:

3 2 0.5760

output:

3.85274158170342627253

result:

ok found '3.8527416', expected '3.8527416', error '0.0000000'

Test #23:

score: 0
Accepted
time: 0ms
memory: 3872kb

input:

3 2 0.9905

output:

2.01927335501847315317

result:

ok found '2.0192734', expected '2.0192734', error '0.0000000'

Test #24:

score: 0
Accepted
time: 0ms
memory: 3980kb

input:

3 2 0.9999

output:

2.00020003000300039997

result:

ok found '2.0002000', expected '2.0002000', error '0.0000000'

Test #25:

score: 0
Accepted
time: 0ms
memory: 3912kb

input:

3 3 0.0071

output:

2813968.86376801262440494611

result:

ok found '2813968.8637680', expected '2813968.8637678', error '0.0000000'

Test #26:

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

input:

3 3 0.3459

output:

35.41180046612009626322

result:

ok found '35.4118005', expected '35.4118005', error '0.0000000'

Test #27:

score: 0
Accepted
time: 0ms
memory: 3968kb

input:

3 3 0.6510

output:

7.52027085894525656844

result:

ok found '7.5202709', expected '7.5202709', error '0.0000000'

Test #28:

score: 0
Accepted
time: 0ms
memory: 3872kb

input:

3 3 0.9908

output:

3.05605823263003252999

result:

ok found '3.0560582', expected '3.0560582', error '0.0000000'

Test #29:

score: 0
Accepted
time: 0ms
memory: 3868kb

input:

3 3 0.9998

output:

3.00120040012003360883

result:

ok found '3.0012004', expected '3.0012004', error '0.0000000'

Test #30:

score: 0
Accepted
time: 0ms
memory: 3884kb

input:

4 1 0.0007

output:

1428.57142857142858594077

result:

ok found '1428.5714286', expected '1428.5714286', error '0.0000000'

Test #31:

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

input:

4 1 0.0021

output:

476.19047619047619532284

result:

ok found '476.1904762', expected '476.1904762', error '0.0000000'

Test #32:

score: 0
Accepted
time: 0ms
memory: 3980kb

input:

4 1 0.2115

output:

4.72813238770685579163

result:

ok found '4.7281324', expected '4.7281324', error '0.0000000'

Test #33:

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

input:

4 1 0.8072

output:

1.23885034687809712588

result:

ok found '1.2388503', expected '1.2388503', error '0.0000000'

Test #34:

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

input:

4 1 0.9903

output:

1.00979501161264263352

result:

ok found '1.0097950', expected '1.0097950', error '0.0000000'

Test #35:

score: 0
Accepted
time: 0ms
memory: 3748kb

input:

4 1 0.9994

output:

1.00060036021612967783

result:

ok found '1.0006004', expected '1.0006004', error '0.0000000'

Test #36:

score: 0
Accepted
time: 0ms
memory: 3884kb

input:

4 2 0.0009

output:

413004.33754859386849034308

result:

ok found '413004.3375486', expected '413004.3375486', error '0.0000000'

Test #37:

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

input:

4 2 0.0056

output:

10867.56978438142420984036

result:

ok found '10867.5697844', expected '10867.5697844', error '0.0000000'

Test #38:

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

input:

4 2 0.4091

output:

5.52420952574523494490

result:

ok found '5.5242095', expected '5.5242095', error '0.0000000'

Test #39:

score: 0
Accepted
time: 0ms
memory: 3872kb

input:

4 2 0.5130

output:

4.15318502022781725147

result:

ok found '4.1531850', expected '4.1531850', error '0.0000000'

Test #40:

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

input:

4 2 0.9985

output:

2.00300451014021032659

result:

ok found '2.0030045', expected '2.0030045', error '0.0000000'

Test #41:

score: 0
Accepted
time: 0ms
memory: 3928kb

input:

4 2 0.9991

output:

2.00180162218897007365

result:

ok found '2.0018016', expected '2.0018016', error '0.0000000'

Test #42:

score: 0
Accepted
time: 0ms
memory: 3884kb

input:

4 3 0.0031

output:

11270438.00122545402700779960

result:

ok found '11270438.0012255', expected '11270438.0012254', error '0.0000000'

Test #43:

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

input:

4 3 0.1912

output:

76.31584189334979957675

result:

ok found '76.3158419', expected '76.3158419', error '0.0000000'

Test #44:

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

input:

4 3 0.5317

output:

7.80642927921643661358

result:

ok found '7.8064293', expected '7.8064293', error '0.0000000'

Test #45:

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

input:

4 3 0.9975

output:

3.00754384425869678347

result:

ok found '3.0075438', expected '3.0075438', error '0.0000000'

Test #46:

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

input:

4 3 0.9999

output:

3.00030007000600130009

result:

ok found '3.0003001', expected '3.0003001', error '0.0000000'

Test #47:

score: 0
Accepted
time: 0ms
memory: 3884kb

input:

4 4 0.0067

output:

499597610.85170614329399541020

result:

ok found '499597610.8517061', expected '499597610.8540066', error '0.0000000'

Test #48:

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

input:

4 4 0.0935

output:

14432.86518650716527290001

result:

ok found '14432.8651865', expected '14432.8651865', error '0.0000000'

Test #49:

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

input:

4 4 0.8273

output:

6.57066779308095553396

result:

ok found '6.5706678', expected '6.5706678', error '0.0000000'

Test #50:

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

input:

4 4 0.9968

output:

4.03220595278034074161

result:

ok found '4.0322060', expected '4.0322060', error '0.0000000'

Test #51:

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

input:

4 4 0.9991

output:

4.00901622555179126470

result:

ok found '4.0090162', expected '4.0090162', error '0.0000000'

Test #52:

score: 0
Accepted
time: 0ms
memory: 4016kb

input:

5 1 0.0006

output:

1666.66666666666666207774

result:

ok found '1666.6666667', expected '1666.6666667', error '0.0000000'

Test #53:

score: 0
Accepted
time: 0ms
memory: 4012kb

input:

5 1 0.0097

output:

103.09278350515463899134

result:

ok found '103.0927835', expected '103.0927835', error '0.0000000'

Test #54:

score: 0
Accepted
time: 0ms
memory: 3960kb

input:

5 1 0.2259

output:

4.42673749446657813179

result:

ok found '4.4267375', expected '4.4267375', error '0.0000000'

Test #55:

score: 0
Accepted
time: 0ms
memory: 4012kb

input:

5 1 0.5171

output:

1.93386192225875072517

result:

ok found '1.9338619', expected '1.9338619', error '0.0000000'

Test #56:

score: 0
Accepted
time: 0ms
memory: 3776kb

input:

5 1 0.9924

output:

1.00765820233776702943

result:

ok found '1.0076582', expected '1.0076582', error '0.0000000'

Test #57:

score: 0
Accepted
time: 0ms
memory: 3960kb

input:

5 1 0.9997

output:

1.00030009002700810239

result:

ok found '1.0003001', expected '1.0003001', error '0.0000000'

Test #58:

score: 0
Accepted
time: 0ms
memory: 3872kb

input:

5 2 0.0002

output:

6256875.31253193665952494484

result:

ok found '6256875.3125319', expected '6256875.3125313', error '0.0000000'

Test #59:

score: 0
Accepted
time: 0ms
memory: 3920kb

input:

5 2 0.0013

output:

148986.99909368395027797760

result:

ok found '148986.9990937', expected '148986.9990937', error '0.0000000'

Test #60:

score: 0
Accepted
time: 0ms
memory: 3956kb

input:

5 2 0.0382

output:

207.63531083055973365525

result:

ok found '207.6353108', expected '207.6353108', error '0.0000000'

Test #61:

score: 0
Accepted
time: 0ms
memory: 3908kb

input:

5 2 0.7620

output:

2.62889615566922014577

result:

ok found '2.6288962', expected '2.6288962', error '0.0000000'

Test #62:

score: 0
Accepted
time: 1ms
memory: 3956kb

input:

5 2 0.9971

output:

2.00581686899080142419

result:

ok found '2.0058169', expected '2.0058169', error '0.0000000'

Test #63:

score: 0
Accepted
time: 0ms
memory: 3876kb

input:

5 2 0.9997

output:

2.00060018005402430723

result:

ok found '2.0006002', expected '2.0006002', error '0.0000000'

Test #64:

score: 0
Accepted
time: 0ms
memory: 3972kb

input:

5 3 0.0008

output:

326477592.87530039052944630384

result:

ok found '326477592.8753004', expected '326477592.8736092', error '0.0000000'

Test #65:

score: 0
Accepted
time: 0ms
memory: 3916kb

input:

5 3 0.0035

output:

3937589.95867374617046152707

result:

ok found '3937589.9586737', expected '3937589.9586740', error '0.0000000'

Test #66:

score: 0
Accepted
time: 0ms
memory: 3908kb

input:

5 3 0.1415

output:

100.39371824306750884820

result:

ok found '100.3937182', expected '100.3937182', error '0.0000000'

Test #67:

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

input:

5 3 0.7760

output:

3.93339664851103653145

result:

ok found '3.9333966', expected '3.9333966', error '0.0000000'

Test #68:

score: 0
Accepted
time: 0ms
memory: 3916kb

input:

5 3 0.9920

output:

3.02419612077707931734

result:

ok found '3.0241961', expected '3.0241961', error '0.0000000'

Test #69:

score: 0
Accepted
time: 0ms
memory: 3968kb

input:

5 3 0.9994

output:

3.00180108172877806714

result:

ok found '3.0018011', expected '3.0018011', error '0.0000000'

Test #70:

score: 0
Accepted
time: 0ms
memory: 3972kb

input:

5 4 0.0092

output:

35630835.37007604561949847266

result:

ok found '35630835.3700760', expected '35630835.3700849', error '0.0000000'

Test #71:

score: 0
Accepted
time: 0ms
memory: 3916kb

input:

5 4 0.4564

output:

19.68884647643029182397

result:

ok found '19.6888465', expected '19.6888465', error '0.0000000'

Test #72:

score: 0
Accepted
time: 0ms
memory: 3964kb

input:

5 4 0.9210

output:

4.40929412905848679268

result:

ok found '4.4092941', expected '4.4092941', error '0.0000000'

Test #73:

score: 0
Accepted
time: 0ms
memory: 3972kb

input:

5 4 0.9910

output:

4.03714080416265462059

result:

ok found '4.0371408', expected '4.0371408', error '0.0000000'

Test #74:

score: 0
Accepted
time: 0ms
memory: 3964kb

input:

5 4 0.9999

output:

4.00040014000900369948

result:

ok found '4.0004001', expected '4.0004001', error '0.0000000'

Test #75:

score: 0
Accepted
time: 0ms
memory: 4012kb

input:

5 5 0.2839

output:

755.78394723599385890411

result:

ok found '755.7839472', expected '755.7839472', error '0.0000000'

Test #76:

score: 0
Accepted
time: 0ms
memory: 3772kb

input:

5 5 0.8893

output:

7.20750719395467715541

result:

ok found '7.2075072', expected '7.2075072', error '0.0000000'

Test #77:

score: 0
Accepted
time: 0ms
memory: 4012kb

input:

5 5 0.9960

output:

5.06056451247239983716

result:

ok found '5.0605645', expected '5.0605645', error '0.0000000'

Test #78:

score: 0
Accepted
time: 0ms
memory: 4008kb

input:

5 5 0.9995

output:

5.00750875875788156819

result:

ok found '5.0075088', expected '5.0075088', error '0.0000000'

Test #79:

score: 0
Accepted
time: 1ms
memory: 3976kb

input:

6 1 0.0009

output:

1111.11111111111114146954

result:

ok found '1111.1111111', expected '1111.1111111', error '0.0000000'

Test #80:

score: 0
Accepted
time: 1ms
memory: 4096kb

input:

6 1 0.0012

output:

833.33333333333333103887

result:

ok found '833.3333333', expected '833.3333333', error '0.0000000'

Test #81:

score: 0
Accepted
time: 1ms
memory: 4024kb

input:

6 1 0.2567

output:

3.89559797428905336958

result:

ok found '3.8955980', expected '3.8955980', error '0.0000000'

Test #82:

score: 0
Accepted
time: 1ms
memory: 4076kb

input:

6 1 0.9687

output:

1.03231134510168266749

result:

ok found '1.0323113', expected '1.0323113', error '0.0000000'

Test #83:

score: 0
Accepted
time: 0ms
memory: 3976kb

input:

6 1 0.9985

output:

1.00150225338007010511

result:

ok found '1.0015023', expected '1.0015023', error '0.0000000'

Test #84:

score: 0
Accepted
time: 1ms
memory: 3972kb

input:

6 1 0.9995

output:

1.00050025012506253123

result:

ok found '1.0005003', expected '1.0005003', error '0.0000000'

Test #85:

score: 0
Accepted
time: 1ms
memory: 4096kb

input:

6 2 0.0003

output:

2226889.28894901573062270472

result:

ok found '2226889.2889490', expected '2226889.2889489', error '0.0000000'

Test #86:

score: 0
Accepted
time: 1ms
memory: 3976kb

input:

6 2 0.0039

output:

13508.61905683113086862335

result:

ok found '13508.6190568', expected '13508.6190568', error '0.0000000'

Test #87:

score: 0
Accepted
time: 0ms
memory: 4064kb

input:

6 2 0.1085

output:

30.31333981534432763828

result:

ok found '30.3133398', expected '30.3133398', error '0.0000000'

Test #88:

score: 0
Accepted
time: 1ms
memory: 3972kb

input:

6 2 0.5517

output:

3.65858399157174302781

result:

ok found '3.6585840', expected '3.6585840', error '0.0000000'

Test #89:

score: 0
Accepted
time: 0ms
memory: 4028kb

input:

6 2 0.9910

output:

2.01816347130075580225

result:

ok found '2.0181635', expected '2.0181635', error '0.0000000'

Test #90:

score: 0
Accepted
time: 1ms
memory: 3840kb

input:

6 2 0.9995

output:

2.00100050025012509368

result:

ok found '2.0010005', expected '2.0010005', error '0.0000000'

Test #91:

score: 0
Accepted
time: 1ms
memory: 3840kb

input:

6 3 0.0007

output:

292567883.77272937554516829550

result:

ok found '292567883.7727294', expected '292567883.7721204', error '0.0000000'

Test #92:

score: 0
Accepted
time: 1ms
memory: 3988kb

input:

6 3 0.0021

output:

10912110.96180520585858175764

result:

ok found '10912110.9618052', expected '10912110.9618026', error '0.0000000'

Test #93:

score: 0
Accepted
time: 1ms
memory: 3988kb

input:

6 3 0.2715

output:

18.17537006185793119380

result:

ok found '18.1753701', expected '18.1753701', error '0.0000000'

Test #94:

score: 0
Accepted
time: 1ms
memory: 4032kb

input:

6 3 0.9570

output:

3.13481721207814854153

result:

ok found '3.1348172', expected '3.1348172', error '0.0000000'

Test #95:

score: 0
Accepted
time: 1ms
memory: 4040kb

input:

6 3 0.9952

output:

3.01446945656893637989

result:

ok found '3.0144695', expected '3.0144695', error '0.0000000'

Test #96:

score: 0
Accepted
time: 1ms
memory: 3984kb

input:

6 3 0.9990

output:

3.00300300300900600619

result:

ok found '3.0030030', expected '3.0030030', error '0.0000000'

Test #97:

score: 0
Accepted
time: 1ms
memory: 3924kb

input:

6 4 0.0108

output:

7635364.78676761616543444688

result:

ok found '7635364.7867676', expected '7635364.7867661', error '0.0000000'

Test #98:

score: 0
Accepted
time: 1ms
memory: 4040kb

input:

6 4 0.7815

output:

5.29141157519020265652

result:

ok found '5.2914116', expected '5.2914116', error '0.0000000'

Test #99:

score: 0
Accepted
time: 1ms
memory: 4096kb

input:

6 4 0.9933

output:

4.02698528874419637126

result:

ok found '4.0269853', expected '4.0269853', error '0.0000000'

Test #100:

score: 0
Accepted
time: 1ms
memory: 4096kb

input:

6 4 0.9993

output:

4.00280196651868238949

result:

ok found '4.0028020', expected '4.0028020', error '0.0000000'

Test #101:

score: 0
Accepted
time: 1ms
memory: 4100kb

input:

6 5 0.0652

output:

196993.14049961772987273889

result:

ok found '196993.1404996', expected '196993.1404996', error '0.0000000'

Test #102:

score: 0
Accepted
time: 0ms
memory: 3964kb

input:

6 5 0.9264

output:

5.51010796254006634393

result:

ok found '5.5101080', expected '5.5101080', error '0.0000000'

Test #103:

score: 0
Accepted
time: 1ms
memory: 4096kb

input:

6 5 0.9956

output:

5.02248488663246174264

result:

ok found '5.0224849', expected '5.0224849', error '0.0000000'

Test #104:

score: 0
Accepted
time: 1ms
memory: 3980kb

input:

6 5 0.9991

output:

5.00452025735099329494

result:

ok found '5.0045203', expected '5.0045203', error '0.0000000'

Test #105:

score: 0
Accepted
time: 1ms
memory: 3984kb

input:

6 6 0.3775

output:

553.47782894552624460838

result:

ok found '553.4778289', expected '553.4778289', error '0.0000000'

Test #106:

score: 0
Accepted
time: 1ms
memory: 4096kb

input:

6 6 0.7023

output:

24.63621554494425737805

result:

ok found '24.6362155', expected '24.6362155', error '0.0000000'

Test #107:

score: 0
Accepted
time: 0ms
memory: 4024kb

input:

6 6 0.9975

output:

6.05285197863906133465

result:

ok found '6.0528520', expected '6.0528520', error '0.0000000'

Test #108:

score: 0
Accepted
time: 1ms
memory: 4100kb

input:

6 6 0.9992

output:

6.01683590461537079735

result:

ok found '6.0168359', expected '6.0168359', error '0.0000000'

Test #109:

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

input:

6 4 0.5948

output:

8.17590573326193298213

result:

ok found '8.1759057', expected '8.1759057', error '0.0000000'

Test #110:

score: 0
Accepted
time: 0ms
memory: 3872kb

input:

3 3 0.6511

output:

7.51764038965224801149

result:

ok found '7.5176404', expected '7.5176404', error '0.0000000'

Test #111:

score: 0
Accepted
time: 0ms
memory: 3908kb

input:

1 1 0.6444

output:

1.55183116076970825583

result:

ok found '1.5518312', expected '1.5518312', error '0.0000000'

Test #112:

score: 0
Accepted
time: 1ms
memory: 4092kb

input:

6 2 0.9955

output:

2.00904068307568586761

result:

ok found '2.0090407', expected '2.0090407', error '0.0000000'

Test #113:

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

input:

4 3 0.2783

output:

30.62988703447483228304

result:

ok found '30.6298870', expected '30.6298870', error '0.0000000'

Test #114:

score: 0
Accepted
time: 0ms
memory: 3924kb

input:

3 1 0.1512

output:

6.61375661375661375724

result:

ok found '6.6137566', expected '6.6137566', error '0.0000000'

Test #115:

score: 0
Accepted
time: 0ms
memory: 3900kb

input:

5 2 0.6382

output:

3.16113024798311801917

result:

ok found '3.1611302', expected '3.1611302', error '0.0000000'

Test #116:

score: 0
Accepted
time: 0ms
memory: 3972kb

input:

2 1 0.8806

output:

1.13558937088348853057

result:

ok found '1.1355894', expected '1.1355894', error '0.0000000'

Test #117:

score: 0
Accepted
time: 0ms
memory: 3912kb

input:

2 2 0.0128

output:

6181.64062499999936095563

result:

ok found '6181.6406250', expected '6181.6406250', error '0.0000000'

Test #118:

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

input:

1 1 0.1259

output:

7.94281175536139793635

result:

ok found '7.9428118', expected '7.9428118', error '0.0000000'

Test #119:

score: 0
Accepted
time: 0ms
memory: 3960kb

input:

2 1 0.8802

output:

1.13610543058395819138

result:

ok found '1.1361054', expected '1.1361054', error '0.0000000'

Test #120:

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

input:

5 5 0.9329

output:

6.18810552723282598009

result:

ok found '6.1881055', expected '6.1881055', error '0.0000000'

Test #121:

score: 0
Accepted
time: 1ms
memory: 4092kb

input:

6 2 0.9894

output:

2.02142712768730802258

result:

ok found '2.0214271', expected '2.0214271', error '0.0000000'

Test #122:

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

input:

4 1 0.8710

output:

1.14810562571756601602

result:

ok found '1.1481056', expected '1.1481056', error '0.0000000'

Test #123:

score: 0
Accepted
time: 0ms
memory: 4032kb

input:

5 2 0.5881

output:

3.45117870992987416036

result:

ok found '3.4511787', expected '3.4511787', error '0.0000000'

Test #124:

score: 0
Accepted
time: 1ms
memory: 4092kb

input:

6 4 0.2645

output:

57.72093119028305116536

result:

ok found '57.7209312', expected '57.7209312', error '0.0000000'

Test #125:

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

input:

3 3 0.0452

output:

11340.49935650292502131720

result:

ok found '11340.4993565', expected '11340.4993565', error '0.0000000'

Test #126:

score: 0
Accepted
time: 0ms
memory: 3916kb

input:

1 1 0.0910

output:

10.98901098901098901100

result:

ok found '10.9890110', expected '10.9890110', error '0.0000000'

Test #127:

score: 0
Accepted
time: 0ms
memory: 3864kb

input:

2 1 0.7867

output:

1.27113257912800305073

result:

ok found '1.2711326', expected '1.2711326', error '0.0000000'

Test #128:

score: 0
Accepted
time: 1ms
memory: 3976kb

input:

6 1 0.2283

output:

4.38020148926850635138

result:

ok found '4.3802015', expected '4.3802015', error '0.0000000'

Test #129:

score: 0
Accepted
time: 0ms
memory: 3968kb

input:

1 1 0.7313

output:

1.36742786817995350742

result:

ok found '1.3674279', expected '1.3674279', error '0.0000000'

Test #130:

score: 0
Accepted
time: 0ms
memory: 3956kb

input:

2 2 0.0318

output:

1020.33147422965865769307

result:

ok found '1020.3314742', expected '1020.3314742', error '0.0000000'

Test #131:

score: 0
Accepted
time: 0ms
memory: 3872kb

input:

4 3 0.5067

output:

8.54884494825583882583

result:

ok found '8.5488449', expected '8.5488449', error '0.0000000'

Test #132:

score: 0
Accepted
time: 0ms
memory: 3860kb

input:

2 2 0.9787

output:

2.06576434444805448302

result:

ok found '2.0657643', expected '2.0657643', error '0.0000000'

Test #133:

score: 0
Accepted
time: 0ms
memory: 3956kb

input:

2 1 0.1343

output:

7.44601638123603871934

result:

ok found '7.4460164', expected '7.4460164', error '0.0000000'

Test #134:

score: 0
Accepted
time: 0ms
memory: 3868kb

input:

3 2 0.4793

output:

4.94885026436125043288

result:

ok found '4.9488503', expected '4.9488503', error '0.0000000'

Test #135:

score: 0
Accepted
time: 0ms
memory: 3964kb

input:

3 2 0.4528

output:

5.36087612355453110554

result:

ok found '5.3608761', expected '5.3608761', error '0.0000000'

Test #136:

score: 0
Accepted
time: 0ms
memory: 3904kb

input:

5 3 0.7107

output:

4.37907387488542602537

result:

ok found '4.3790739', expected '4.3790739', error '0.0000000'

Test #137:

score: 0
Accepted
time: 1ms
memory: 3984kb

input:

6 6 0.1139

output:

516861.24660181981943196661

result:

ok found '516861.2466018', expected '516861.2466018', error '0.0000000'

Test #138:

score: 0
Accepted
time: 1ms
memory: 3936kb

input:

6 4 0.2663

output:

56.59323540190140945302

result:

ok found '56.5932354', expected '56.5932354', error '0.0000000'

Test #139:

score: 0
Accepted
time: 0ms
memory: 3776kb

input:

5 3 0.7535

output:

4.07368981722417753885

result:

ok found '4.0736898', expected '4.0736898', error '0.0000000'

Test #140:

score: 0
Accepted
time: 0ms
memory: 3936kb

input:

4 4 0.0621

output:

71691.98489291265136102993

result:

ok found '71691.9848929', expected '71691.9848929', error '0.0000000'

Test #141:

score: 0
Accepted
time: 0ms
memory: 3908kb

input:

2 1 0.5623

output:

1.77841010136937577801

result:

ok found '1.7784101', expected '1.7784101', error '0.0000000'

Test #142:

score: 0
Accepted
time: 0ms
memory: 3908kb

input:

2 1 0.6205

output:

1.61160354552780016107

result:

ok found '1.6116035', expected '1.6116035', error '0.0000000'

Test #143:

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

input:

4 1 0.0940

output:

10.63829787234042553116

result:

ok found '10.6382979', expected '10.6382979', error '0.0000000'

Test #144:

score: 0
Accepted
time: 1ms
memory: 4096kb

input:

6 2 0.3503

output:

6.08311923043677709030

result:

ok found '6.0831192', expected '6.0831192', error '0.0000000'

Test #145:

score: 0
Accepted
time: 0ms
memory: 3908kb

input:

5 4 0.8681

output:

4.80376230629781560827

result:

ok found '4.8037623', expected '4.8037623', error '0.0000000'

Test #146:

score: 0
Accepted
time: 1ms
memory: 3980kb

input:

6 3 0.4649

output:

7.36722308810415091925

result:

ok found '7.3672231', expected '7.3672231', error '0.0000000'

Test #147:

score: 0
Accepted
time: 1ms
memory: 3844kb

input:

6 1 0.4267

output:

2.34356690883524724643

result:

ok found '2.3435669', expected '2.3435669', error '0.0000000'

Test #148:

score: 0
Accepted
time: 0ms
memory: 3968kb

input:

5 2 0.9766

output:

2.04792166682576642759

result:

ok found '2.0479217', expected '2.0479217', error '0.0000000'

Test #149:

score: 0
Accepted
time: 0ms
memory: 3880kb

input:

5 5 0.1301

output:

30840.96786969104357289950

result:

ok found '30840.9678697', expected '30840.9678697', error '0.0000000'

Test #150:

score: 0
Accepted
time: 0ms
memory: 3976kb

input:

2 2 0.8839

output:

2.41130184431760317813

result:

ok found '2.4113018', expected '2.4113018', error '0.0000000'

Test #151:

score: 0
Accepted
time: 0ms
memory: 3972kb

input:

1 1 0.4261

output:

2.34686693264491903288

result:

ok found '2.3468669', expected '2.3468669', error '0.0000000'

Test #152:

score: 0
Accepted
time: 1ms
memory: 3964kb

input:

6 2 0.3458

output:

6.17738453925648186779

result:

ok found '6.1773845', expected '6.1773845', error '0.0000000'

Test #153:

score: 0
Accepted
time: 0ms
memory: 3972kb

input:

2 2 0.6271

output:

4.13752512018873481927

result:

ok found '4.1375251', expected '4.1375251', error '0.0000000'

Test #154:

score: 0
Accepted
time: 0ms
memory: 3876kb

input:

4 4 0.9644

output:

4.38302133784992663116

result:

ok found '4.3830213', expected '4.3830213', error '0.0000000'

Test #155:

score: 0
Accepted
time: 0ms
memory: 3860kb

input:

2 2 0.5972

output:

4.47836723194510304613

result:

ok found '4.4783672', expected '4.4783672', error '0.0000000'

Test #156:

score: 0
Accepted
time: 1ms
memory: 3976kb

input:

6 2 0.5822

output:

3.45739360473747394005

result:

ok found '3.4573936', expected '3.4573936', error '0.0000000'

Test #157:

score: 0
Accepted
time: 0ms
memory: 3976kb

input:

5 1 0.0190

output:

52.63157894736842100716

result:

ok found '52.6315789', expected '52.6315789', error '0.0000000'

Test #158:

score: 0
Accepted
time: 0ms
memory: 3976kb

input:

2 1 0.7925

output:

1.26182965299684542583

result:

ok found '1.2618297', expected '1.2618297', error '0.0000000'