T9 Auto-Correction (Interview with Alexey) from digit sequence Watch Video
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⏲ Duration: 31 min 58 sec ✓ Published: 13-Mar-2013
Description: Interview Question: Implement T-9 auto-correction. That is, imagine a classic phone keypad where each digit corresponds to several letters. Given a sequence of digits, find a word in the dictionary that matches those digits.nnGreat For: Algorithms and Whiteboard Coding.
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