list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
1709 Swamp Things   287 40.34
3196 Divisibility Relation   5 287 21.07
20
39
8594 Tails all the way   287 34.27
35144 High CG Boy   5 287 45.73
4
4
11244 GP - Complete the Series v1 ()   2 286 21.30
30
17
77 New bricks disorder   1 285 37.73
17
17
26017 GCD OF MATRIX   2 283 39.75
23
34
3870 Military Story   3 282 28.76
21
12
5084 Discrete Math Problem   6 282 31.16
15
24
5317 Tetravex Puzzle   2 282 46.09
23
6
3931 Maximum Triangle Area   2 281 29.22
5
28
4681 Twice   5 281 21.01
24
27
13165 Totient in permutation (easy)   11 281 20.89
17
17
18187 Ingredients   10 280 31.77
21
23
13002 For Loops Challenge   2 279 37.89
34
17
25728 One of the Simpsons symbols   2 279 66.59
5
13
26348 K NUMBERS   11 279 38.09
9
9
34623 Jeremías y sus loros   5 279 69.39
9
13
12810 Yet Another Multiple Problem   9 278 21.77
21
23
13007 Easy Programming Tutorials   2 278 30.38
17
17
25001 Red Blue Line Segments   2 278 18.32
28
26
8055 Playground   277 25.78
18857 Gopi and Sandwich   2 277 43.78
17
26
996 Continuous Fractions   1 276 37.43
9
9
10802 Sum of Tetranacci numbers   4 276 38.81
27
21
25179 Kaos   9 276 40.48
19
25
2856 Help Bob   6 274 31.76
21
23
8106 Normalized Form   6 274 36.52
17
17
36424 Abul and Prime Numbers   10 274 43.96
1
7
18467 A Brief Expedition   11 273 54.12
15
15
21461 Field   7 273 37.47
12
10
3909 CALCULATE POW(2004,X) MOD 29   2 272 56.49
1
17
4415 Power of Integer   1 272 21.95
17
26
7216 The Clocks   1 272 40.07
17
17
15559 Help Feluda with mathematical equations   4 272 22.84
17
17
23938 Save the Scofield !!   17 272 31.93
17
19
32745 Ada and Harvest   20 272 27.12
22
21
696 Truth or not   1 271 21.73
1
1
8916 Villages by the River   7 271 23.78
13
20
9386 Re-Arrange II   9 271 44.56
21
17
27487 Police Men   10 271 42.59
14
14
28632 Ghost Town   11 270 40.76
23
10
122 Voracious Steve   2 269 29.77
23
23
1420 Geometry and a Square   1 269 33.87
9
17
4195 GCD Determinant   1 269 45.43
1
34
211 Primitivus recurencis   267 27.53
1
17
26350 TWO SEQUENCES PROBLEM   12 267 31.46
10
15
10424 To Poland   3 266 30.61
17
6
23861 Fingerprints   -4 266 34.36
6
3
366 Farmer   1 265 16.91
1
1

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