ID NAME QUALITY USERS ACC % DIFFICULTY C I
4580 ABCDEF   178 6040
13
16
7386 Activities   46 1147
15
19
28404 Ada and Field   28 259
21
17
297 Aggressive cows   679 15133
16
22
15454 How to Handle the Fans   30 1226
11
11
4560 The Double HeLiX   105 5677
11
10
28407 Busqueda Binaria   1 290
1
1
28467 Búsqueda Binaria 2   1 178
27380 Painting Hat   5 229
12
13
19301 Operators (new ver)   1 28
42
17
43 Copying Books   28 1763
19
19
36671 Bipartite Permutation (Hard)   2 3
26
34
14742 Building Bridges(HARD)   9 331
13
15
6168 Building Bridges   22 1333
10
15
110 Fill the Cisterns   25 1171
20
21
5296 Air Combat   54
35669 Consecutive Letters   3 54
17
17
13780 Audition   13 564
16
19
6956 IOI2009 Mecho   3 150
28
23
10810 Its a Murder!   42 1903
16
17
34389 Duck Game   0
27039 Assembly line   15 384
15
14
11814 Eko   99 3644
12
13
5161 Factorial vs Power   13 968
13
14
5970 Finding Primes   20 1020
16
14
18530 Font Size   4 183
12
3
5978 Frequent Prime Ranges   5 592
13
10
18185 Give Away   19 247
23
20
2738 Number Guessing Game   37 4556
6
12
9734 Hacking the random number generator   46 4439
7
6
4200 Hamster flight   12 1065
5
12
8002 Horrible Queries   323 8203
20
18
18247 Arrangement Validity   7 147
17
22
4415 Power of Integer   1 261
17
26
8985 Line up   16 299
17
18
1431 Projections Of A Polygon   2 104
9
1
36667 Solution to all the problems   7 28
13
9
20063 Large subsequence Problem   16 398
9
13
34356 Ludic Numbers (medium)   1 4
50
50
3975 Most Servings Meal   6 279
26
28
148 Land for Motorways   1 193
17
17
34479 Möbius function zero distribution   4 5
6
17
4061 Polygon   2 196
17
12
4483 Roads Repair   6 167
17
24
27321 Increasing numbers   12 256
12
19
2905 Not a Triangle   72 3864
11
11
25024 Nth Prime   2 33
26
34
12151 Pizzamania   29 1802
5
4
3273 Order statistic set   119 2524
22
21
16579 Count the Pairs   29 971
5
5

#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