>> If this were the case, why do many spend grueling over hundreds of LeetCode problems? If the credential was truly enough, we wouldn't have to be grilled in i

>> If this were the case, why do many spend grueling over hundreds of LeetCode problems? If the credential was truly enough, we wouldn't have to be grilled in interview processes. Credentials aren't enough to get you a job as a coder in many tech companies and they aren't enough to get you a job as a ball player in the NFL. But elite credentials do open all kinds of doors not open to those without them.