WebJun 1, 2016 · 2 Answers Sorted by: 3 You can use a regex to remove all characters but +, -, *, /: String text = "wejri+234-wer*324sdf/"; String res = text.replaceAll (" [^+\\-\\*/]", ""); // - and * need to be escaped // > res = "+-*/" Share Improve this answer Follow answered Jun 1, 2016 at 15:20 Jean Logeart 52.1k 11 82 117 Add a comment 2 WebDec 29, 2024 · A special substring is a substring which can be formed by ignoring at most K characters from drawString. For example, if draw string = “xyzabc” and tickets are [ac zb yhja] with k=1 then the winning tickets will be 2 i.e ac (won by ignoring “b” in drawstring) and zb (won by ignoring “a” in drawstring).
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WebOct 13, 2024 · Intelligent Substring Function Description Complete the function getSpecialSubstring in the editor below. There are two types of characters in a particular language: special and normal. A character 1 answer a = X C. D. a=&x 3. Select the correct statement about Arrays and Linked Lists. A. WebA substring of a string is a contiguous block of characters in the string. For example, the substrings of abc are a , b , c , ab , bc, and abc. Given a string, s, and an integer, k, complete the function so that it finds the lexicographically smallest and largest substrings of length k. Function Description liability first aid
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WebDec 29, 2024 · The company produces a draw string S. A person win if his/her ticket string is a special substring of the draw string. A special substring is a substring which can be … WebDec 1, 2024 · 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 ... WebNov 7, 2024 · Java substring () utility is a very powerful library if you want to perform multiple special operations on String. It simply returns a substring of the specific string based on number of operations like indexOf () or lastIndexOf (). In this tutorial we will go ver very simple example of grabbing everything after special character _ and *. liability finch