This post was migrated from Tistory. You can find the original here. Shift Register Suppose you’re working with an FND (Flexible Numeric Display). Even displaying a single digit requires 8 pins....

This post was migrated from Tistory. You can find the original here. Digital-to-Analog Converter (DAC) Arduino doesn’t have a DAC, so it can’t produce a continuous analog value, but it can achie...

This post was migrated from Tistory. You can find the original here. Inter-Integrated circuit communication Taking the two “I”s gives us the name I2C communication. It supports one-to-many commu...

This post was migrated from Tistory. You can find the original here. Problem 2. https://leetcode.com/problems/add-two-numbers/description/?envType=study-plan-v2&envId=top-interview-150 Appr...

This post was migrated from Tistory. You can find the original here. Problem 134. https://leetcode.com/problems/gas-station/description/?envType=study-plan-v2&envId=top-interview-150 135. h...

This post was migrated from Tistory. You can find the original here. I watched a talk about the emotions and thoughts people feel these days. After graduating and stepping out into society, my e...

This post was migrated from Tistory. You can find the original here. Problem https://leetcode.com/problems/product-of-array-except-self/description/?envType=study-plan-v2&envId=top-interview...

This post was migrated from Tistory. You can find the original here. Problem link https://leetcode.com/problems/jump-game-ii/description/?envType=study-plan-v2&envId=top-interview-150 Appro...

This post was migrated from Tistory. You can find the original here. Problem https://leetcode.com/problems/jump-game/description/?source=submission-noac Approach My first instinct was DP. If $...

This post was migrated from Tistory. You can find the original here. Problem https://leetcode.com/problems/best-time-to-buy-and-sell-stock/description/?envType=study-plan-v2&envId=top-interv...