Reverse words in string. Some questions about distributed system.

Question

Anonymous · Accepted Answer

//Reverse words in string
	public static String reverseWords(String str) {
		String[] strs = str.split("\s+");
		StringBuffer buffer = new StringBuffer();
		boolean isFirst = true;
		for(int i = strs.length-1; i >= 0; i--) {
			if(isFirst) {
				isFirst = false;	
			} else {
				buffer.append(" ");
			}
			buffer.append(strs[i]);
		}
		
		return buffer.toString();
	}

Anonymous · Answer

line = input.split(' ').reverse().join(' ')

hivehive · Answer

String reverse(String s) {
    if(s.length()  <=1 )
        return s;
    return s.substring(1) + s.charAt(0);
}

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