Question: Match grouping symbols. - In Java use the class StringTokenizer Read a line of data into s, and extract the six characters that you should

Match grouping symbols. - In Java

use the class StringTokenizer

Read a line of data into s, and extract the six characters that you should interested in. [](){} Use the hasMoreTokens() and nextToken()

StringTokenizer tokens = new StringTokenizer(s, "[](){}", true); while (tokens.hasMoreTokens()) { String token = tokens.nextToken().trim(); if (token.length() == 0) continue; else if (token.charAt(0) == '[') { ...

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