created case [6, 6] for k = 6 result in false, also how should I handle all zero case cause that by means should be multiple of k.
Posts made by carlyleliang
RE: An Easy Solution in Java
stuck with the input matrix as , which is here solved in the first line. However, I wonder if the input to be a row vector and target happens to lies inside that vector, the first line will skip the correct answer. Can someone help to point if my concern is too much? or the test case need to be improved and to get rid of useless 
ascii way implementation problem vs Method isLetterOrDigit().
Re: Java 9ms solution with some of my thoughts!
I replaced the line !Character.isLetterOrDigit(s.charAt(start)) to ((s.charAt(start)>=65 && s.charAt(start)<=90)||(s.charAt(start)>=30 && s.charAt(start)<=39)). The intuition is to utilize ascii code to determine if it is a letter or a digit. could someone tell me why this gets me a wrong answer?