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2025-09-06
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list of classical problems
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ID
NAME
CODE
USERS
ACC %
22090
Prime Power Test (Hard)
PRIMPOW2
11
19.02
22177
RajaRani
MARRIAGE
9
8.33
22253
Distributing sweets
DSWEETS
109
21.13
22268
Euler Totient Function Sieve
ETFS
406
19.51
22269
Periodic function, trip 1
PERIOD1
19
29.33
22270
Periodic function, trip 2
PERIOD2
38
44.65
22271
Periodic function, trip 3
PERIOD3
13
52.07
22274
Missing Side
CIRCIRC
94
18.25
22275
Collecting Candies
GSCANDY
70
28.34
22303
Mau-Mau
MAUMAU
78
16.67
22315
Periodic function, trip 3 (easy)
PERIOD4
16
25.71
22319
Polynomial Table
POLYTABL
11
28.88
22320
Polynomial Drawing
POLYDRAW
2
9.52
22329
Chicks
CHICKEGG
98
38.70
22331
Intersection Query
ZQUERY2
18
19.85
22337
Stick values
BOBERT
130
41.66
22343
Norma
NORMA2
257
28.24
22366
Badminton Tournament - Easy
BAD
214
35.80
22379
Mobile Company 2
SELLPHN2
73
30.70
22382
Euler Totient Function Depth
ETFD
397
37.11
22384
Saving Planet Bomber (Easy)
BOMBER1
46
41.84
22393
KATHTHI
KATHTHI
2211
33.39
22403
Divisors of factorial
DIVFACT
1985
29.90
22412
Divisors of factorial (hard)
DIVFACT3
188
46.50
22441
Black and White Tiles
TILE001
33
22.94
22455
SUM OF PRODUCT
SUMPRO
1081
17.71
22461
Smallest Number
SMALL
775
27.58
22463
Smallest Number (medium)
SMALLM
70
21.04
22528
Paths in a Tree
CQM1TREE
45
26.64
22529
Dandiya Night and Violence
DANDVIOL
61
37.24
22530
Tinku got a job
TINKUJOB
21
20.92
22531
Yo Yo Jagdish Singh
YOYOCQM
115
44.29
22532
Cool Problem
COOLPROB
21
55.32
22534
Birthday Gift for SJ
PRJAN15B
151
55.45
22535
String Play
PRJAN15C
46
42.62
22549
Divisors of factorial (extreme)
DIVFACT4
96
26.15
22552
Flow on Tree
PRJAN15E
45
40.28
22553
Stack Overflow
PRJAN15F
136
26.56
22554
Kingdom
PRJAN15G
41
45.39
22560
Valid Path
RTREE2
67
35.74
22561
Roger and tree III
RTREE3
32
14.45
22675
A conjecture of Paul Erdős (hard)
PAUL2
5
5.81
22740
Another Valentine Maze Game (1D)
AVMG1
44
48.05
22741
Another Valentine Maze Game (2D)
AVMG2
11
21.19
22766
Make Sets
MSET
33
57.69
22774
Help Kejriwal
HK
33
53.19
22776
Balika Vadhu and Alok Nath
BVAAN
1202
33.53
22784
Pythagorean Triple Counting
PTC
39
52.76
22804
Knapsack
KNPSACK
56
30.87
23132
Travelling cost
TRVCOST
1645
33.19
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