Level 2

Arrays

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  • 1. Introduction to pointers in C/C++
  • 2. Arrays in programming - fundamentals
  • 3. Pointers and 2-D arrays
  • 4. Pointers and arrays
  • 5. Implementation Details
  • 6. Introduction to sorting algorithms
  • 7. Insertion sort algorithm
  • 8. Merge sort algorithm
  • 9. Analysis of Merge sort algorithm
  • 10. Quicksort algorithm
  • 11. Sort Implementation Details
Array math
Simulation array
Problem Score Companies Time Status
Max Non Negative SubArray 150
55:58
Spiral Order Matrix II 225 41:26
Pascal Triangle 225 24:23
Kth Row of Pascal's Triangle 225
26:11
Anti Diagonals 225 35:15
Arrangement
Problem Score Companies Time Status
Largest Number 225 66:10
Rotate Matrix 300 53:02
Next Permutation 300 51:54
Find Permutation 300
42:56
Value ranges
Problem Score Companies Time Status
Merge Intervals 225
72:51
Merge Overlapping Intervals 225
40:46
Bucketing or sorting
Space recycle
Problem Score Companies Time Status
Set Matrix Zeros 300 43:36
First Missing Integer 300 59:12
Missing / repeated number
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