ID NAME QUALITY USERS ACC % DIFFICULTY C I
42 Adding Reversed Numbers   85 51070
6
4
25942 Ball sum   36 1438
11
12
30826 Bernoulli numbers   4 6
23
12
24998 PLAYING WITH BITS   33 592
13
13
36670 Bipartite Permutation   7 81
9
21
17921 XOR   -16 4817
1
1
18294 Problem1   54
1
1
26314 Corn Headache   7 301
8
9
34620 Crying Series   1 45
1
5
27269 Cube Numbers   27 554
9
11
22403 Divisors of factorial   58 1390
14
14
27299 Find Log   1 86
1
1
25311 Candies   7 892
6
7
32445 COUNT JUMPS   1 70
4
1
25583 Easy Odd Sum   3 1144
2
2
35294 Tricky Means   161
17
1
31 Fast Multiplication   40 4700
14
12
16272 Nanoworld   1 36
17
17
25008 New Currency Shopping   1 8
34
17
36963 Nobabs Treasure Hunt   -1 20
1
1
35296 Prime or not Prime!   1 171
1
1
15708 Divisibility   13 5389
4
3
17104 Fun with Sequences (Act 3)   2 1183
1
1
17126 Fun with Sequences (Act 4)   2 609
1
1
17481 Fun with Sequences (Act 5)   451
1
1
18011 Fun with Sequences (Act 6)   560
1
1
18012 Fun with Sequences (Act 7)   474
1
1
176 Sum of one-sequence   5 631
11
27
22455 SUM OF PRODUCT   30 889
19
21
35293 Sums to calculate   2 190
1
1
35297 Trial Division   26
17
1
235 Very Fast Multiplication   18 911
27
22

#simple-math

The problem involves but simple mathematical concepts like arithmetic operations

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