list of classical problems (unsolved)


ID NAME QUALITY USERS ACC % DIFFICULTY C I
31428 Fibonacci Polynomial   10 136 36.75
19
21
7603 Fibonacci Factor   1 26 25.49
19406 Fibonacci extraction Sum   1 54 26.08
34
39
31893 Fibonacci and Easy GCD   7 69 28.76
23
32
24689 Fibo and non fibo   10 317 32.65
18
18
3410 Feynman   122 34529 57.48
4
6
2273 Ferries   32 18.75
149 Fencing in the Sheep   3 102 12.99
34
17
12981 Fences   3 33 21.46
26
30
6851 Fence   43 24.40
7740 Fence   23 25.49
5091 Feline Olympics - Mouseball   7 600 39.35
7
15
23237 Feast Coins   11 105 41.93
19
17
7104 Feanor The Elf   -1 733 40.24
12
12
8409 Favorite Sub Hair   3 99 39.44
26
26
1026 Favorite Dice   42 5493 63.86
4
21
12714 Fatawy   5 148 25.64
14
4
24258 Fata7y Ya Warda!   14 145 34.30
20
17
11383 Fast Sum of two to an exponent   1 1067 30.24
6
3
146 Fast Multiplication Again   36 10.19
31 Fast Multiplication   49 9044 20.71
15
12
4206 Fast Maximum Matching   33 2094 29.48
22
19
4210 Fast Maximum Matching   19 48.08
4110 Fast Maximum Flow   48 3063 34.32
25
22
4211 Fast Maximum Flow   21 24.62
8288 Fast Food Restaurant   2 106 29.95
17
34
36718 Fashionable self-describing numbers   6 51 17.33
30
34
1025 Fashion Shows   30 27880 46.43
3
3
3645 Farthest Headquarters   60 26.80
1878 Farmers Cattle   1 57 36.89
34
34
6517 Farmer Sepp   7 340 22.08
28
26
15089 Farmer Joe   6 14.86
15431 Farmer Cream   3 543 53.23
1
6
366 Farmer   1 271 17.10
1
1
18095 Faridi and Yadav   3 1004 56.56
1
20
8044 Fantastic Discovery   3 314 42.70
14
14
10293 FANCY NUMBERS   18 1732 50.15
7
9
17627 Family members   5 432 60.12
9
15
115 Family   2 79 12.22
28
28
7189 Falta Envido   1 182 36.33
17
17
3420 Falling Ice   7 12.50
35337 Faketorial Hashing   2 15 10.63
34
34
51 Fake tournament   43 1819 26.96
18
19
10084 Fake Scoreboard   24 45.95
10476 Fair bases   38 32.69
9117 Faculty Dividing Powers   11 375 22.55
17
17
9641 Factory of Bridges   1 69 26.01
17
34
4412 Factorization, Factorization, Factorization   1 56 41.44
5161 Factorial vs Power   14 1140 25.97
13
15
33046 Factorial Modulo Prime   4 33 16.42
46
42

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