1. Classical
  2. Challenge
  3. Partial
  4. Tutorial
  5. Riddle
  6. Basics

list of tutorial problems (unsolved)


ID NAME QUALITY USERS ACC % DIFFICULTY C I
1415 Problems Collection (Volume 2)   -1 204 36.14
50
50
9465 Spectrum of colours   -1 56 65.81
50
50
13383 Next odd extreme golf   -1 22 52.00
50
1
14107 Problem 4   -1 46 79.71
50
50
2625 Problems Collection (Volume 3)   3 119 34.56
42
34
2626 RegExp Master   -1 88 36.72
34
17
7885 Happy Numbers II - Trial   283 49.66
34
17
8444 Problem 5   1 243 40.32
34
34
8650 Grid painting   1 14 20.97
34
34
9361 The Circumference of the Circle   1 43 47.52
34
1
12511 CUBE ROOT   1 49 11.59
34
17
14721 Knives Are Better   1 21 40.38
34
34
15751 Kth Largest Candy Packet   54 88.64
34
16481 Split the number   20 31.39
34
17
18508 The Factorial Conundrum   2 6 17.44
34
26
25008 New Currency Shopping   1 15 7.41
34
17
25190 Balloons   27 10.82
34
1
25594 Chinese Checkers   2 3 46.67
34
17
26556 Pair Divisible   2 37 23.50
34
34
27181 Guess the birthday of author or the co-author   1 12 29.55
34
17
31183 Sub array Sum2   3 43 15.83
34
17
35005 Classic Sequence Sum   4 56 50.00
27
14
7663 Return SIGSEGV   2 1211 39.39
26
26
11264 FUN WITH NUMBERS   1 115 33.82
26
17
11852 Power with Combinatorics(EASY)   3 90 23.43
26
26
13883 ZEROES IN RANGE   2 60 19.49
26
42
14206 Graph Cycle Detection   2 87 17.53
26
9
1428 Easy sudoku   6 913 36.22
22
13
4474 Longest Palindromic Substring   24 1315 21.97
22
20
11100 Fun with Fibonacci Series   5 308 19.20
21
27
13276 Who is Mafia   2 225 57.42
21
21
27090 Move it, please!   2 381 23.85
21
17
28641 Finding true twins   4 72 54.03
21
26
4073 The 3n plus 1 problem   3 4135 35.14
20
14
28561 Number of divisors   8 152 13.07
20
20
15169 primes triangle (I)   12 519 39.04
19
14
440 The Turtle´s Shortest Path   7 1924 36.46
17
9
692 Fruit Farm   243 27.39
17
17
732 Johnsons Algorithm   2 90 47.91
17
9
752 Power it!   11 434 58.48
17
17
1682 Deli Deli   1 393 51.52
17
17
3252 Persistent Bits   1 34 58.33
17
17
3695 n-th Power   1 169 52.63
17
17
4762 Desde Hasta   1 202 33.60
17
17
4873 ABC Blocks   1 105 55.36
17
17
5012 Spanish Conjugation   1 79 37.93
17
1
5194 Robbery   1 284 58.56
17
17
5302 Surprising Strings   28 48.39
17
1
5873 Rnumber   1 15 26.83
17
17
6501 Median   5 261 25.37
17
17

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