What are common mistakes in the machine coding round?
Not reading the problem carefully, starting to code without a plan, building everything at once, ignoring edge cases, messy code, no CSS, not testing, spending too long on one feature, not communicating, and panicking.
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More FAQs in Common Mistakes in the Machine Coding Round
Plan first (5-10 min), build core functionality first (50 min), handle edge cases (20 min), test and polish (10 min). Do not perfect one feature; move on. A working core is better than an unfinished perfect solution.
Yes. Explain what you are building, ask clarifying questions, and discuss trade-offs. The interviewer evaluates your thinking, not just your code. Communication is part of the evaluation.
Stay calm. Debug step by step (use console.log to inspect). Re-read the problem. Try a different approach. If truly stuck after 10 minutes, ask the interviewer for a hint. It is better to ask than to freeze.
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