ID NAME QUALITY USERS ACC % DIFFICULTY C I
4580 ABCDEF   216 7735
14
16
7386 Activities   61 1411
16
19
28404 Ada and Field   33 546
21
17
297 Aggressive cows   1050 38515
16
23
15454 How to Handle the Fans   38 1498
11
11
4560 The Double HeLiX   144 8702
12
10
28407 Busqueda Binaria   444
1
1
28467 Búsqueda Binaria 2   1 322
27380 Painting Hat   6 252
11
12
19301 Operators (new ver)   2 38
45
17
43 Copying Books   43 2692
20
19
36671 Bipartite Permutation (Hard)   5 51
29
31
14742 Building Bridges(HARD)   10 444
14
17
6168 Building Bridges   27 1624
11
17
110 Fill the Cisterns   28 1394
21
20
5296 Air Combat   -1 64
34
35669 Consecutive Letters   8 417
16
19
13780 Audition   17 639
17
17
6956 IOI2009 Mecho   3 158
28
23
10810 Its a Murder!   53 2338
15
16
34389 Duck Game   1
27039 Assembly line   17 493
17
14
11814 Eko   171 13833
13
14
5161 Factorial vs Power   14 1095
13
15
5970 Finding Primes   22 1318
15
14
18530 Font Size   7 198
15
5
5978 Frequent Prime Ranges   9 666
13
13
18185 Give Away   31 942
20
18
2738 Number Guessing Game   42 4624
8
13
9734 Hacking the random number generator   61 5681
8
6
4200 Hamster flight   13 1146
5
13
37921 Birthday Present   2 37
34
26
36951 HowManyLis   6 101
19
21
8002 Horrible Queries   393 10575
19
18
37465 Do you know Factorials   1 9
18247 Arrangement Validity   11 209
17
21
4415 Power of Integer   1 267
17
26
8985 Line up   19 384
16
17
1431 Projections Of A Polygon   2 115
9
1
36667 Solution to all the problems   11 141
16
11
20063 Large subsequence Problem   18 439
9
14
34356 Ludic Numbers (medium)   4 58
34
37
3975 Most Servings Meal   8 347
28
28
148 Land for Motorways   3 206
17
17
34479 Möbius function zero distribution   4 15
6
17
4061 Polygon   4 211
21
17
4483 Roads Repair   7 177
20
23
27321 Increasing numbers   17 543
13
19
2905 Not a Triangle   92 4948
11
11
25024 Nth Prime   5 81
30
37

#binary-search

Binary search algorithm finds the position of a target value within a sorted array

https://en.wikipedia.org/wiki/Binary_search_algorithm https://www.khanacademy.org/computing/computer-science/algorithms/binary-search/a/implementing-binary-search-of-an-array