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via Coderanch by Tonks Gabriel, 1 year ago
Unresolved compilation problems: The constructor ExpressionTree(String) is undefined Syntax error on token "Calc", delete this token The method evaluate() is undefined for the type String
via Coderanch by Winston Gutkowski, 1 year ago
Unresolved compilation problems: The constructor ExpressionTree(String) is undefined Syntax error on token "Calc", delete this token The method evaluate() is undefined for the type String
java.lang.Error: Unresolved compilation problems: 
 	The constructor ExpressionTree(String) is undefined
 	Syntax error on token "Calc", delete this token
 	The method evaluate() is undefined for the type String	at undefined.ExpressionTree$PrefixCalc.main(ExpressionTree.java:110)