C# Programs — Data Structures

1 Sum of array elements Easy 2 Find maximum in array Easy 3 Reverse an array in-place Medium 4 Count occurrences of element Easy 5 DS — reverse array [1, 2, 3, 4, 5] #1 Easy 6 data structures exercise #1 Hard 7 DS — stack push/pop #2 Easy 8 data structures exercise #2 Medium 9 DS — queue enqueue/dequeue #3 Easy 10 data structures exercise #3 Medium 11 DS — find min in array #4 Easy 12 data structures exercise #4 Hard 13 DS — binary search index #5 Medium 14 data structures exercise #5 Medium 15 DS — linked list sum #6 Medium 16 data structures exercise #6 Medium 17 DS — hash map frequency #7 Medium 18 data structures exercise #7 Hard 19 DS — merge two sorted arrays #8 Medium 20 data structures exercise #8 Medium 21 DS — reverse array [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13] #9 Easy 22 data structures exercise #9 Medium 23 DS — stack push/pop #10 Easy 24 data structures exercise #10 Hard 25 DS — queue enqueue/dequeue #11 Easy 26 data structures exercise #11 Medium 27 DS — find min in array #12 Easy 28 data structures exercise #12 Medium 29 DS — binary search index #13 Medium 30 data structures exercise #13 Hard 31 DS — linked list sum #14 Medium 32 data structures exercise #14 Medium 33 DS — hash map frequency #15 Medium 34 data structures exercise #15 Medium 35 DS — merge two sorted arrays #16 Medium 36 data structures exercise #16 Hard 37 DS — reverse array [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11] #17 Easy 38 data structures exercise #17 Medium 39 DS — stack push/pop #18 Easy 40 data structures exercise #18 Medium 41 DS — queue enqueue/dequeue #19 Easy 42 data structures exercise #19 Hard 43 DS — find min in array #20 Easy 44 data structures exercise #20 Medium 45 DS — binary search index #21 Medium 46 data structures exercise #21 Medium 47 DS — linked list sum #22 Medium 48 data structures exercise #22 Hard 49 DS — hash map frequency #23 Medium 50 data structures exercise #23 Medium