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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
30947 Sabbir and gifts   21 350 31.85
16
13
32245 Apoorv and Maximum Inversion   21 144 32.65
22
24
203 Potholers   22 2258 26.47
16
12
665 String it out   22 1216 38.76
12
15
5970 Finding Primes   22 1327 27.88
16
15
6898 Substring Problem   22 818 15.15
23
23
7691 Homo or Hetero   22 1632 36.12
15
11
10442 Candy Distribution   22 3911 37.53
2
4
10500 Haybale stacking   22 3105 33.92
10
14
10537 Edit Distance Again   22 2534 42.08
4
6
16482 Make them equal !   22 2105 52.91
3
9
20775 Roger and tree   22 328 27.86
17
22
32579 Ada and Expenses   22 352 51.10
10
12
235 Very Fast Multiplication   23 1248 27.82
26
22
1557 Can you answer these queries II   23 1526 24.09
30
36
4164 A conjecture of Paul Erdős   23 2053 44.65
16
14
4557 Musical Chairs   23 2472 46.67
9
19
8363 COSTLY CHESS   23 1458 43.86
14
12
14955 Dancing Cows   23 585 24.69
14
21
15285 Defend The Rohan   23 1218 43.22
5
8
15555 Check the coprimeness   23 3226 50.28
3
5
15567 Playing With Balls   23 1758 65.36
2
11
15980 Ascending Fibonacci Numbers   23 802 17.27
17
13
21853 Rivals   23 504 33.70
17
24
26315 Crazy Smoker   23 1338 35.26
4
9
28304 Ada and Teams   23 730 38.15
16
15
726 Promotion   24 2064 28.18
12
8
1846 Project File Dependencies   24 2138 41.06
14
15
9066 Sum of Distinct Numbers   24 329 14.23
32
32
9756 Alaska   24 2917 35.81
5
3
13388 Easy Jug   24 2142 41.98
6
15
18297 Problem4   24 536 32.17
18
20
22382 Euler Totient Function Depth   24 374 36.42
15
16
23847 Acm Teams   24 1631 40.23
2
5
29695 GO GOA GONE   24 820 24.36
12
12
365 Phidias   25 1211 47.21
13
21
1027 Fool the Police   25 1637 26.97
18
23
3505 Prime Number Theorem   25 1521 28.03
14
13
3934 Recaman’s Sequence   25 3526 53.89
9
6
4053 Card Sorting   25 678 43.21
21
26
4235 Wandering Queen   25 835 15.16
23
19
4487 Can you answer these queries VI   25 1219 22.74
34
28
10395 Sum of divisors!   25 2338 27.03
16
18
10676 0110SS   25 1743 41.14
13
9
11391 EASY MATH   25 1300 20.02
20
17
11736 Prime Time   25 2146 48.42
11
12
11985 Gao on a tree   25 719 15.06
27
27
15648 Commando   25 707 32.04
27
34
18150 SHAKTIMAN AND KILWISH   25 2780 63.87
3
9
25584 Factorial Modulo   25 408 25.04
10
15

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