ID NAME QUALITY USERS ACC % DIFFICULTY C I
4580 ABCDEF   154 5687
14
16
7386 Activities   37 1052
15
18
28404 Ada and Field   24 227
21
16
297 Aggressive cows   586 13204
16
22
15454 How to Handle the Fans   26 1147
11
11
4560 The Double HeLiX   91 5420
11
10
28407 Busqueda Binaria   1 262
1
1
28467 Búsqueda Binaria 2   1 156
27380 Painting Hat   5 217
12
13
19301 Operators (new ver)   1 26
42
17
43 Copying Books   26 1705
19
19
14742 Building Bridges(HARD)   9 314
13
15
6168 Building Bridges   21 1156
10
16
110 Fill the Cisterns   23 1140
20
21
5296 Air Combat   54
35669 Consecutive Letters   3 21
17
17
13780 Audition   12 543
16
19
6956 IOI2009 Mecho   3 149
28
23
10810 Its a Murder!   37 1825
16
18
34389 Duck Game   0
27039 Assembly line   13 357
15
11
11814 Eko   80 3309
12
13
5161 Factorial vs Power   10 937
14
15
5970 Finding Primes   18 977
17
16
18530 Font Size   3 180
10
3
5978 Frequent Prime Ranges   4 582
13
10
18185 Give Away   15 171
22
18
2738 Number Guessing Game   33 4515
5
11
9734 Hacking the random number generator   41 4189
7
6
4200 Hamster flight   11 1040
4
11
8002 Horrible Queries   291 7419
20
18
18247 Arrangement Validity   6 133
15
20
4415 Power of Integer   1 260
17
26
8985 Line up   15 271
17
18
1431 Projections Of A Polygon   2 103
9
1
20063 Large subsequence Problem   14 377
9
14
34356 Ludic Numbers (medium)   1 4
50
50
3975 Most Servings Meal   3 266
17
21
148 Land for Motorways   1 193
17
17
34479 Möbius function zero distribution   4 3
6
17
4061 Polygon   2 194
17
12
4483 Roads Repair   5 163
17
21
27321 Increasing numbers   10 227
12
19
2905 Not a Triangle   68 3612
11
12
25024 Nth Prime   2 28
26
34
12151 Pizzamania   27 1718
6
4
3273 Order statistic set   103 2306
22
20
16579 Count the Pairs   26 838
4
4
26450 Palindromic Primes (Hard)   2 10
34
34
5652 Snow White and the N dwarfs   21 487
22
31

#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