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Add PhoneticAlphabetConverter
(#5752)
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package com.thealgorithms.conversions;
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import java.util.HashMap;
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import java.util.Map;
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/**
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* Converts text to the NATO phonetic alphabet.
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* Examples:
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* "ABC" -> "Alpha Bravo Charlie"
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* "Hello" -> "Hotel Echo Lima Lima Oscar"
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* "123" -> "One Two Three"
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* "A1B2C3" -> "Alpha One Bravo Two Charlie Three"
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*
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* @author Hardvan
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*/
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public final class PhoneticAlphabetConverter {
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private PhoneticAlphabetConverter() {
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}
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private static final Map<Character, String> PHONETIC_MAP = new HashMap<>();
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static {
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PHONETIC_MAP.put('A', "Alpha");
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PHONETIC_MAP.put('B', "Bravo");
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PHONETIC_MAP.put('C', "Charlie");
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PHONETIC_MAP.put('D', "Delta");
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PHONETIC_MAP.put('E', "Echo");
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PHONETIC_MAP.put('F', "Foxtrot");
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PHONETIC_MAP.put('G', "Golf");
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PHONETIC_MAP.put('H', "Hotel");
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PHONETIC_MAP.put('I', "India");
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PHONETIC_MAP.put('J', "Juliett");
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PHONETIC_MAP.put('K', "Kilo");
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PHONETIC_MAP.put('L', "Lima");
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PHONETIC_MAP.put('M', "Mike");
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PHONETIC_MAP.put('N', "November");
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PHONETIC_MAP.put('O', "Oscar");
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PHONETIC_MAP.put('P', "Papa");
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PHONETIC_MAP.put('Q', "Quebec");
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PHONETIC_MAP.put('R', "Romeo");
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PHONETIC_MAP.put('S', "Sierra");
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PHONETIC_MAP.put('T', "Tango");
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PHONETIC_MAP.put('U', "Uniform");
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PHONETIC_MAP.put('V', "Victor");
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PHONETIC_MAP.put('W', "Whiskey");
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PHONETIC_MAP.put('X', "X-ray");
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PHONETIC_MAP.put('Y', "Yankee");
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PHONETIC_MAP.put('Z', "Zulu");
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PHONETIC_MAP.put('0', "Zero");
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PHONETIC_MAP.put('1', "One");
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PHONETIC_MAP.put('2', "Two");
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PHONETIC_MAP.put('3', "Three");
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PHONETIC_MAP.put('4', "Four");
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PHONETIC_MAP.put('5', "Five");
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PHONETIC_MAP.put('6', "Six");
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PHONETIC_MAP.put('7', "Seven");
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PHONETIC_MAP.put('8', "Eight");
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PHONETIC_MAP.put('9', "Nine");
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}
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public static String textToPhonetic(String text) {
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StringBuilder phonetic = new StringBuilder();
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for (char c : text.toUpperCase().toCharArray()) {
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phonetic.append(PHONETIC_MAP.getOrDefault(c, String.valueOf(c))).append(" ");
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}
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return phonetic.toString().trim();
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}
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}
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