| No. | Problem | Difficulty |
|---|---|---|
| 1 | Binary Search | Easy |
| 2 | Arranging Coins | Easy |
| 3 | Search Insert Position | Easy |
| 4 | Guess Number Higher or Lower | Easy |
| 5 | Valid Perfect Square | Easy |
| 6 | Find Minimum in Rotated Sorted Array II | Hard |
| 7 | Find Minimum in Rotated Sorted Array | Medium |
| 8 | Search in Rotated Sorted Array | Medium |
| 9 | Median of Two Sorted Arrays | Hard |
| 10 | Search in a Binary Search Tree | Easy |