list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
4483 Roads Repair   7 180 32.64
20
23
4485 MobiZone vs VinaGone   7 331 33.60
17
31
5091 Feline Olympics - Mouseball   7 599 39.34
7
15
5107 Playing with Marbles   7 792 23.65
12
8
5301 Query Problem   7 690 37.43
16
22
6172 OAE   7 1227 42.21
12
26
6187 Jane and Tarzan   7 218 24.58
15
22
6290 Robbery 2   7 806 32.90
17
13
6517 Farmer Sepp   7 338 22.02
28
26
6828 Lineup   7 700 32.05
11
9
7132 Headshot   7 1400 37.33
8
14
7264 Digital LED Number   7 550 28.21
14
4
7422 Escape from Jail Again   7 446 42.09
30
32
7741 Sequence   7 810 30.31
11
23
7976 Sum the Square   7 557 26.15
12
15
8222 Substrings   7 1299 29.92
24
27
8495 Maximum Subset of Array   7 734 27.88
19
17
8796 Cubist Artwork   7 653 68.44
7
9
8916 Villages by the River   7 274 24.01
13
20
8917 How Many Plusses   7 180 31.53
11
14
9569 Sum of Pairwise Products   7 838 31.43
6
13
9570 Counting binary strings   7 340 53.21
17
24
10050 Power Tower City   7 131 67.45
26
29
10145 Birthday Cake   7 258 36.22
12
12
10334 SOLDIERS   7 753 28.53
8
8
10522 K12-OE Numbers   7 234 49.81
21
21
10575 The Yellow Brick Road   7 1279 49.50
8
5
11895 DONALDO   7 513 24.78
11
13
12363 Red And Green   7 255 40.06
8
14
12407 Johnny The Gambler   7 960 20.67
8
6
12462 Boggle Scoring   7 541 48.16
5
5
12734 Seating Arrangement   7 164 60.42
6
15
13469 FOREVER ALONE   7 92 38.89
24
24
13523 Card Meets (medium)   7 56 30.73
17
21
13626 Charu and Coin Distribution   7 416 41.20
10
20
13768 An Experiment by Penny   7 606 59.67
8
14
13913 Real Mangoes for Ranjith   7 1934 41.72
3
8
15558 Let us play with strings   7 318 38.70
20
17
15563 Check the string Powers   7 490 28.94
17
17
15566 Coprime Again   7 70 26.53
27
34
17626 Eat all the brownies !   7 1662 41.98
5
21
18530 Font Size   7 201 13.53
15
5
19174 Khairy and Gold Alloys   7 145 46.78
11
11
19561 New Binary   7 297 42.74
13
26
19786 Mr Toothless and His GCD Operation   7 390 30.79
6
9
19795 Psycho34 (easy)   7 57 22.40
27
17
20174 Counting Divisors (cube)   7 386 35.49
21
42
20673 Count The Indexes   7 248 29.36
17
30
20977 Car Game   7 43 33.51
15
17
20986 Hypertubes   7 50 42.48
20
22

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