# Java Coding Practice

I have solved many problems in this, Some of them are

- Median of Two Sorted Arrays
- Merge k Sorted Lists
- First Missing Positive
- Valid Number
- Largest unique substring
- Find the smallest and largest number in an array
- Count char in a string
- Find min val in rotated sorted array
- Find sum of pair in sorted array
- Max counter
- Missing integer
- Missing number using XOR
- Odd occurance of number in an array
- Odd occurance in array
- permutation
- Reverse string
- Search in sorted array
- Second largest in array