17 lines
643 B
Java
17 lines
643 B
Java
public class SubstringTopAndTail {
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public static void main( String[] args ){
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var s = "\uD83D\uDC0Eabc\uD83D\uDC0E"; // Horse emoji, a, b, c, horse emoji: "🐎abc🐎"
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var sizeOfFirstChar = Character.isSurrogate(s.charAt(0)) ? 2 : 1;
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var sizeOfLastChar = Character.isSurrogate(s.charAt(s.length() - 1)) ? 2 : 1;
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var removeFirst = s.substring(sizeOfFirstChar);
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var removeLast = s.substring(0, s.length() - sizeOfLastChar);
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var removeBoth = s.substring(sizeOfFirstChar, s.length() - sizeOfLastChar);
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System.out.println(removeFirst);
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System.out.println(removeLast);
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System.out.println(removeBoth);
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}
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}
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