using Java I need to check using stacks if some strings are balanced with parenthesis.  This is the method I am given:  static boolean is Balanced (String expr) { Stack aStack = new Stack(); } These are some of the Strings I am checking: b (()(()))(()) b(i-j)+3(10-8)-2(3+1)

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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using Java I need to check using stacks if some strings are balanced with parenthesis. 

This is the method I am given: 

static boolean is Balanced (String expr) {

Stack aStack = new Stack();

}

These are some of the Strings I am checking:

b (()(()))(())

b(i-j)+3(10-8)-2(3+1)

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