DAY 4 Problem:

# easy
1. LC_2455( Average Value of Even Numbers That Are Divisible by Three)
2. LC_2535(Difference Between Element Sum and Digit Sum of an Array)
3. LC_136(Single Number)
4. LC_268(Missing Number)
5. LC_1822(Sign of the Product of an Array)
6. LC_53(Maximum Subarray)
7. LC_287(Find the Duplicate Number)

# tricky
4. LC_1512(Number of Good Pairs)
6. LC_2469(Convert the Temperature)
7. LC_1217(Minimum Cost to Move Chips to The Same Position)

Home work:
1. LC_3232(Find if Digit Game Can Be Won)
2. LC_1295(Find Numbers with Even Number of Digits)
3. LC_2001(Number of Pairs of Interchangeable Rectangles)
4. LC_1103(Distribute Candies to People)
5. LC_2094(Finding 3-Digit Even Numbers)

Fill you leetcode profile:
[google sheet](https://docs.google.com/spreadsheets/d/1_C4KxhdcJ2tLb679tFDdSVRLFv6mixIUnMkGqXaZ2sI/edit?usp=sharing)

Day links:
DAY 1: https://hackmd.io/z_s3ypL0RXWm-ejfElBpYw
DAY 2: https://hackmd.io/R_cPCgBfQiixdCsbRRK25w
DAY 3: https://hackmd.io/d0GG56YWQj2DraOW6j0WfA
DAY 4:
https://hackmd.io/@181gmnzxS5u5PflVt3FxfQ/ryqC_9xJgg
DAY 5: https://hackmd.io/@181gmnzxS5u5PflVt3FxfQ/SyZ75yMJgl