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list of tutorial problems (unsolved)


ID NAME QUALITY USERS ACC % DIFFICULTY C I
4073 The 3n plus 1 problem   3 4135 35.14
20
14
5899 A simple equation   3 292 41.20
9
17
8665 Lucky Sequence Again   3 705 53.00
6
17
8900 LUCKYNINE   3 477 33.16
1
1
9739 Not Fibonacci please   3 139 37.07
12
6
10234 Here Be Dragons   3 1689 50.09
1
1
11852 Power with Combinatorics(EASY)   3 90 23.43
26
26
12348 Sum of Subsets   3 300 35.09
12
6
12396 Johnny divides by 2   3 210 40.37
1
1
13082 BINARY CHALLENGE   3 287 32.24
17
26
13757 Prime Factors   3 270 15.30
6
6
14118 Amusing Digits   3 135 47.77
6
6
14737 Hello Recursion   3 1539 41.90
11
11
19995 Moon Safari (easy)   3 70 44.32
9
13
20976 Sum   3 807 61.64
3
3
25211 BG and WOW Cities!!   3 22 55.56
17
12
27263 Changus Big Battle   3 115 50.55
6
12
27839 Move it, please! Part 2   3 9 4.44
17
17
29747 Lucky 7, Unlucky 13   3 81 42.80
6
6
30831 Easy Stack   3 1751 23.73
3
3
31183 Sub array Sum2   3 43 15.83
34
17
34170 CHT Practice   3 59 22.53
17
34
34399 Largest prime factor   3 28 66.67
1
1
34474 Möbius function   3 29 50.59
9
9
35351 Curse the Recursion   3 97 16.34
6
12
37273 Simple Sum   3 262 44.07
12
12
442 Searching the Graph   4 1177 29.66
5
1
1282 How many Islands   4 587 34.84
6
12
3032 Adding two numbers   4 6605 51.09
3
1
4138 Harry and big doughnuts   4 10675 54.86
3
4
8060 Cookies Piles   4 4082 70.94
1
4
11111 Easy Longest Common Subsequence   4 1148 51.82
4
6
11266 Pick the candies   4 537 35.22
17
17
11960 Prime Factorization   4 424 22.67
17
17
12412 Johnny Learns Modular exponentiation   4 758 23.12
6
12
21745 Mushrooms   4 133 19.14
17
17
25306 Easy Marks   4 468 42.22
1
1
26690 Almost Prime Numbers   4 208 40.06
1
1
27182 Easy modified sudoku   4 316 14.35
17
12
27271 Collecting Coins   4 184 13.20
9
20
28641 Finding true twins   4 72 54.03
21
26
32073 The Permutation Game   4 34 54.64
17
23
34479 Möbius function zero distribution   4 20 37.66
6
17
35005 Classic Sequence Sum   4 56 50.00
27
14
6501 Median   5 261 25.37
17
17
11100 Fun with Fibonacci Series   5 308 19.20
21
27
26682 Binary Search Tree   5 560 21.77
17
8
30753 Ada and Economy   5 124 28.89
1
4
30907 Easy Fibonacci   5 604 14.80
9
8
31934 Last Digit of Power   5 81 20.87
6
3

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