Count Ways To Build Good Strings - LeetCode Can you solve this real interview question? Count Ways To Build Good Strings - Given the integers zero, one, low, and high, we can construct a string by starting with an empty string, and then at each step perform either of the following: * Append the char leetcode.com 풀이 DP배열을 생성해, Bottom Up방식으로 풀이. dp[0]=1이 왜 1인가에 대해 고민을 좀 많이 했던 문제였다. 문자열의 길이가 0인게 없지..