--- title: "ARCHANA GURUSAMY (@archana-dev) | Hashnode" description: "Solving DSA in Java | Learning in Public |馃捇馃殌. Read the latest articles by ARCHANA GURUSAMY on Hashnode." url: "https://hashnode.com/@archana-dev" --- @archana-dev # ARCHANA GURUSAMY @archana-dev 路 Joined June 2025 Solving DSA in Java | Learning in Public |馃捇馃殌 ### [Problem: Leet Code 7 - Reverse Integer](https://archana-code-diary.hashnode.dev/7-reverse-integer?utm_source=hashnode&utm_medium=feed) Grasp this straightforward technique to see if a reversed number fits the set limits 2 min read 路 [archana-code-diary.hashnode.dev](https://archana-code-diary.hashnode.dev/7-reverse-integer?utm_source=hashnode&utm_medium=feed) [Feb 4](https://hashnode.com/posts/7-reverse-integer/6982f6c03b2aae3b7f203c17) ### [Problem: Leet Code 125 - Valid Palindrome](https://archana-code-diary.hashnode.dev/problem-leet-code-125-valid-palindrome?utm_source=hashnode&utm_medium=feed) Learn a reliable approach to solve standard palindrome problems 4 min read 路 [archana-code-diary.hashnode.dev](https://archana-code-diary.hashnode.dev/problem-leet-code-125-valid-palindrome?utm_source=hashnode&utm_medium=feed) [Dec 23, 2025](https://hashnode.com/posts/problem-leet-code-125-valid-palindrome/694a648ef9ef350d7b66f2a1) ### [Problem: Leet Code 2733 - Numbers That Are Not Min or Max](https://archana-code-diary.hashnode.dev/problem-solved-leet-code-2733-numbers-that-are-not-min-or-max?utm_source=hashnode&utm_medium=feed) Unveiling a simple approach to locate elements that aren't the minimum or maximum 2 min read 路 [archana-code-diary.hashnode.dev](https://archana-code-diary.hashnode.dev/problem-solved-leet-code-2733-numbers-that-are-not-min-or-max?utm_source=hashnode&utm_medium=feed) [Dec 1, 2025](https://hashnode.com/posts/problem-solved-leet-code-2733-numbers-that-are-not-min-or-max/692d324c8ee03851b49a06e1) ### [Problem: Leet Code 217-Contains Duplicate](https://archana-code-diary.hashnode.dev/problem-leet-code-217-contains-duplicate?utm_source=hashnode&utm_medium=feed) Explore a basic approach to detect duplicate entries in an array. 2 min read 路 [archana-code-diary.hashnode.dev](https://archana-code-diary.hashnode.dev/problem-leet-code-217-contains-duplicate?utm_source=hashnode&utm_medium=feed) [Nov 28, 2025](https://hashnode.com/posts/problem-leet-code-217-contains-duplicate/6929783ff66043e8317f95ca) ### [Checkout the way to Reverse an Array](https://archana-code-diary.hashnode.dev/checkout-the-way-to-reverse-an-array?utm_source=hashnode&utm_medium=feed) Master the In-Place Array Reversal with This Wise Guide 2 min read 路 [archana-code-diary.hashnode.dev](https://archana-code-diary.hashnode.dev/checkout-the-way-to-reverse-an-array?utm_source=hashnode&utm_medium=feed) [Nov 2, 2025](https://hashnode.com/posts/checkout-the-way-to-reverse-an-array/69073006184eb480a97548b3)