QOJ.ac

QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#852567#667. Randomized Binary Search TreeZhangYiDeAC ✓1233ms9368kbC++144.9kb2025-01-11 12:49:422025-01-11 12:49:43

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 4064kb

input:

1

output:

1.0000000000

result:

ok found '1.00000', expected '1.00000', error '0.00000'

Test #2:

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

input:

2

output:

0.0000000000
1.0000000000

result:

ok 2 numbers

Test #3:

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

input:

3

output:

0.0000000000
0.3333333333
0.6666666667

result:

ok 3 numbers

Test #4:

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

input:

4

output:

0.0000000000
0.0000000000
0.6666666666
0.3333333334

result:

ok 4 numbers

Test #5:

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

input:

5

output:

0.0000000000
0.0000000000
0.3333333333
0.5333333333
0.1333333334

result:

ok 5 numbers

Test #6:

score: 0
Accepted
time: 0ms
memory: 3784kb

input:

6

output:

0.0000000000
0.0000000000
0.1111111111
0.5555555555
0.2888888889
0.0444444445

result:

ok 6 numbers

Test #7:

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

input:

7

output:

0.0000000000
0.0000000000
0.0158730158
0.4444444444
0.4063492064
0.1206349206
0.0126984128

result:

ok 7 numbers

Test #8:

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

input:

8

output:

0.0000000000
0.0000000000
0.0000000000
0.2817460317
0.4666666666
0.2071428572
0.0412698413
0.0031746032

result:

ok 8 numbers

Test #9:

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

input:

9

output:

0.0000000000
0.0000000000
0.0000000000
0.1516754849
0.4650793651
0.2878306878
0.0827160494
0.0119929454
0.0007054674

result:

ok 9 numbers

Test #10:

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

input:

10

output:

0.0000000000
0.0000000000
0.0000000000
0.0698412698
0.4155731922
0.3520634920
0.1320105821
0.0273368607
0.0030335097
0.0001410935

result:

ok 10 numbers

Test #11:

score: 0
Accepted
time: 1233ms
memory: 9368kb

input:

30000

output:

0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0...

result:

ok 30000 numbers

Test #12:

score: 0
Accepted
time: 2ms
memory: 3796kb

input:

56

output:

0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000100557
0.0066028117
0.0909815584
0.2445350359
0.2815705990
0.2009351482
0.1062773161
0.0455017452
0.0164975773
0.0051931410
0.0014409273
0.0003560094
0.0000788969
0.0000157704
0.0000028556
0.0000004701
0.0000000705
0...

result:

ok 56 numbers

Test #13:

score: 0
Accepted
time: 6ms
memory: 3972kb

input:

154

output:

0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000001
0.0000155438
0.0031401501
0.0449621343
0.1581448049
0.2454594167
0.2316969544
0.1592686489
0.0882569293
0.0417681120
0.0174554021
0.0065726693
0.0022587185
0.0007146727
0.0002095371
0...

result:

ok 154 numbers

Test #14:

score: 0
Accepted
time: 6ms
memory: 4112kb

input:

230

output:

0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000018718
0.0008132811
0.0198650746
0.1022596067
0.2087920502
0.2408796290
0.1930144419
0.1212070442
0.0640239983
0.0296596825
0.0123571691
0.0047036698
0.0016528709
0...

result:

ok 230 numbers

Test #15:

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

input:

198

output:

0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000078
0.0000599465
0.0053761760
0.0550507271
0.1664660869
0.2419855575
0.2230725767
0.1529980733
0.0856275679
0.0412593784
0.0176668104
0.0068534824
0.0024388244
0.0008029022
0...

result:

ok 198 numbers

Test #16:

score: 0
Accepted
time: 12ms
memory: 4008kb

input:

274

output:

0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000071
0.0000397088
0.0037043879
0.0421940434
0.1423796265
0.2278857747
0.2277852434
0.1674036174
0.0996564755
0.0509034345
0.0230927641
0.0095035674
0.0035962841
0...

result:

ok 274 numbers

Test #17:

score: 0
Accepted
time: 25ms
memory: 4080kb

input:

657

output:

0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000248
0.0000386334
0.0026437821
0.0298522454
0.1103163563
0.1987327379
0.2236216124
0.1836742336
0.1214160897
0.0686546862
0...

result:

ok 657 numbers

Test #18:

score: 0
Accepted
time: 25ms
memory: 4108kb

input:

628

output:

0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000001039
0.0000895312
0.0043520589
0.0396869812
0.1275012543
0.2091798605
0.2208537928
0.1734787216
0.1109908337
0.0611968966
0...

result:

ok 628 numbers

Test #19:

score: 0
Accepted
time: 55ms
memory: 4220kb

input:

1319

output:

0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000002
0.0000019368
0.0003656493
0.0084871499
0.0528665487
0.1393765245
0.2073961978
0.2099387638
0...

result:

ok 1319 numbers

Test #20:

score: 0
Accepted
time: 51ms
memory: 4132kb

input:

1453

output:

0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000001510
0.0000762447
0.0032639724
0.0303620603
0.1048848814
0.1876730086
0.2158244970
0...

result:

ok 1453 numbers

Test #21:

score: 0
Accepted
time: 51ms
memory: 3988kb

input:

1095

output:

0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000001678
0.0000906210
0.0038326480
0.0343697843
0.1138738925
0.1958723714
0.2175354432
0.1795025807
0...

result:

ok 1095 numbers

Test #22:

score: 0
Accepted
time: 552ms
memory: 6232kb

input:

15826

output:

0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0...

result:

ok 15826 numbers

Test #23:

score: 0
Accepted
time: 563ms
memory: 6000kb

input:

12332

output:

0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0...

result:

ok 12332 numbers

Test #24:

score: 0
Accepted
time: 273ms
memory: 4808kb

input:

7285

output:

0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000001466
0...

result:

ok 7285 numbers

Test #25:

score: 0
Accepted
time: 262ms
memory: 4644kb

input:

7621

output:

0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000403
0...

result:

ok 7621 numbers

Test #26:

score: 0
Accepted
time: 1208ms
memory: 8912kb

input:

27875

output:

0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0...

result:

ok 27875 numbers

Test #27:

score: 0
Accepted
time: 1195ms
memory: 9204kb

input:

29438

output:

0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0...

result:

ok 29438 numbers

Test #28:

score: 0
Accepted
time: 1193ms
memory: 9032kb

input:

29062

output:

0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0...

result:

ok 29062 numbers

Test #29:

score: 0
Accepted
time: 1190ms
memory: 9144kb

input:

29415

output:

0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0...

result:

ok 29415 numbers

Test #30:

score: 0
Accepted
time: 1201ms
memory: 9116kb

input:

29394

output:

0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0...

result:

ok 29394 numbers

Test #31:

score: 0
Accepted
time: 1194ms
memory: 9212kb

input:

29485

output:

0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0.0000000000
0...

result:

ok 29485 numbers