list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
15555 Check the coprimeness   21 2968 50.36
3
6
15648 Commando   21 405 34.73
28
35
16909 Critical Edges   21 579 34.77
13
16
17247 Digit Sum   21 881 41.43
17
19
22268 Euler Totient Function Sieve   21 251 20.34
26
19
726 Promotion   20 1789 28.21
12
8
2277 Silly Sort   20 636 56.73
15
27
3107 Odd Numbers of Divisors   20 820 20.28
22
22
4031 Mass of Molecule   20 1980 49.79
13
10
5970 Finding Primes   20 1050 29.19
16
14
18185 Give Away   20 264 26.70
22
20
18941 True Friends   20 538 57.94
15
14
20775 Roger and tree   20 259 29.56
16
21
28304 Ada and Teams   20 209 50.26
16
15
32245 Apoorv and Maximum Inversion   20 108 40.26
22
25
1557 Can you answer these queries II   19 893 27.47
30
35
3380 Tourist   19 797 36.81
19
30
4487 Can you answer these queries VI   19 813 25.88
34
30
7258 Lexicographical Substring Search   19 1238 25.67
23
18
9012 Maximum Self-Matching   19 346 45.10
25
29
9756 Alaska   19 2751 35.85
5
3
10790 G-One Numbers   19 809 48.89
16
20
10818 Medium Factorization   19 1270 15.43
18
15
15567 Playing With Balls   19 1547 69.81
2
11
16015 Queue (Rookie)   19 1157 42.16
13
17
25967 Social Network Community   19 472 51.97
9
14
35674 COLORFUL ARRAY   19 193 45.76
14
14
227 Ordering the Soldiers   18 1299 34.31
19
22
235 Very Fast Multiplication   18 906 31.61
27
22
739 The Moronic Cowmpouter   18 2848 50.92
12
14
3033 Help the soldier   18 1165 29.49
12
14
3934 Recaman’s Sequence   18 3343 54.43
9
6
5977 Weird Function   18 964 18.73
18
17
6694 D - Playing with Marbles   18 3188 71.52
3
6
10537 Edit Distance Again   18 2342 43.47
4
6
13388 Easy Jug   18 1882 43.18
6
14
15609 Spiky Mazes   18 428 41.49
15
12
15980 Ascending Fibonacci Numbers   18 705 19.53
20
16
16033 Tip Top Game   18 1619 28.83
2
8
18878 Topper Rama Rao   18 832 52.35
10
21
22382 Euler Totient Function Depth   18 291 41.19
14
15
25773 Bit Difference   18 364 38.81
16
19
27379 Unique Code   18 92 17.41
20
20
28306 Ada and Queue   18 980 30.89
13
9
1391 Summing to a Square Prime   17 1343 54.62
12
17
1754 Divisor Summation (Hard)   17 640 16.57
20
19
1840 Printer Queue   17 2394 49.83
13
8
2008 Dab of Backpack   17 619 23.70
21
17
3944 Bee Walk   17 1259 60.82
11
15
4549 Adding Sevens   17 1840 33.96
17
6

Most popular tags