💡 Java Interview / Coding Question: 👉 How do you find the number of vowels in a word using Java Stream API? . Clean & modern Java solution 👇 . long count = word.toLowerCase() .chars() .filter(c -> "aeiou".indexOf(c) != -1) .count(); . 🎯 Explanation: - toLowerCase() → makes comparison easier - .chars() → converts String into IntStream - .filter() → checks only vowels (a, e, i, o, u) - .count() → gives total number of vowels . ✅ Simple ✅ Interview favorite ✅ Tests Stream String logic . 👉 Save
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(Count vowels and consonants)Write a program that prompts the user to enter a string anddisplays the number of vowels and consonants in the string. Thesame vowels or consonants are counted only once. The letters arecase-insensitive. The letters for vowels are A, E, I, O, and U.Implement it in O(1) time.Hint: Use a set to store vowels. It takes O(1) time to test ifan element is in a set.Sample RunEnter a string: Programming is funThe number of vowels is 4The number of consonants is 7.In Python.
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