Editorial: Coding set 12

Good for whiteboarding

• Find All Duplicates in an Array
• Random Flip Matrix
• Number of Atoms
• Minimize Max Distance to Gas Station
• Confusing Number II

The Maze III

• My optimization was wrong

Coin Path

• My optimization was wrong

Minimum Number of Days to Eat N Oranges

• Took me too long

Maximum Number of Non-Overlapping Substrings

• My optimization was wrong