How the fuck are people able to solve these leetcode problems?

I know this question is asked a lot here but... how are people able to solve problems like "Maximum Product Subarray"?, I took a DSA course and I feel incapable of doing these things, seriously, I thi

I know this question is asked a lot here but... how are people able to solve problems like "Maximum Product Subarray"?, I took a DSA course and I feel incapable of doing these things, seriously, I think the career dev is not for me after trying to solve a problem in leetcode.