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
56:39
Spiral Order Matrix II 225 42:33
Pascal Triangle 225 25:03
Kth Row of Pascal's Triangle 225
26:22
Anti Diagonals 225 36:13
Arrangement
Problem Score Companies Time Status
Largest Number 225 67:16
Rotate Matrix 300 54:31
Next Permutation 300 53:21
Find Permutation 300
43:56
Value ranges
Problem Score Companies Time Status
Merge Intervals 225
74:17
Merge Overlapping Intervals 225
42:12
Bucketing or sorting
Space recycle
Problem Score Companies Time Status
Set Matrix Zeros 300 44:43
First Missing Integer 300 60:26
Missing / repeated number
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