1: // @author Frank M. Carrano 2: // @author Timothy M. Henry 3: // @version 5.0 4: String expression = "a {b [c (d + e)/2 - f] + 1}"; 5: boolean isBalanced = BalanceChecker.checkBalance(expression); 6: if (isBalanced) 7: System.out.println(expression + " is balanced"); 8: else 9: System.out.println(expression + " is not balanced") 10: