lssh shiliuus
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| //ASCII CODE | |
| public boolean isUniqueChars(String s) { | |
| if (s.length() > 256) { | |
| return false; | |
| } | |
| boolean[] charSet = new boolean[256]; | |
| for (int i=0; i<s.length(); i++) { | |
| int val = (int)s.charAt(i); | |
| if (charSet[val]) { |