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I need help about a String Calculator
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hello,,can you help me with my problem??if it's okey for you,,,
right now,,we are required to make a calculator using only string..ex:
i can only use the imports: JOptionPane/BufferedReader
Input
Mathematical String: 2 + (3*2)
Output
Result: 8
how can i implement the codes??our told us that we should make an algo of it,,but i don't know how,,help guyzz...do you know any other sites that could really help me about this problem??i also want to learn...thank you again...
right now,,we are required to make a calculator using only string..ex:
i can only use the imports: JOptionPane/BufferedReader
Input
Mathematical String: 2 + (3*2)
Output
Result: 8
how can i implement the codes??our told us that we should make an algo of it,,but i don't know how,,help guyzz...do you know any other sites that could really help me about this problem??i also want to learn...thank you again...
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Join Date: Aug 2005
Posts: 5,266
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Google java rpn,
or shunting yard algorithm
or shunting yard algorithm
Last edited by iamthwee; Aug 29th, 2008 at 11:15 am.
*Voted best profile in the world*
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Join Date: Dec 2007
Posts: 1,668
Reputation:
Solved Threads: 225
As you say in one of you other posts, if you are new and don't know how to make code,
start by writing simpler codes
start by writing simpler codes
Check out my New Bike at my Public Profile at the "About Me" tab
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Join Date: Jun 2008
Posts: 412
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Posting Pro in Training
a lot of people ask this, there is a thread on it already, under a different name i need to make it a snippet, HERE IS A LINK:LINK
My site, random PM's from people I haven't hear from before will be DELETED
"If people are good only because they fear punishment, and hope for reward, then we are a sorry lot indeed.",
"If we knew what it was we were doing, it would not be called research, would it? "-Albert Einstein
"If people are good only because they fear punishment, and hope for reward, then we are a sorry lot indeed.",
"If we knew what it was we were doing, it would not be called research, would it? "-Albert Einstein
actually i am starting to make codes,,,i know some of them,,,but making a string calculator is our requirement for midterm,,,,
..by the way,,i just want to say sorry if i posted anywhere,,,but thank you all guyz,,,you're a great help!!
..by the way,,i just want to say sorry if i posted anywhere,,,but thank you all guyz,,,you're a great help!!
hello, i have run your codes,,i has no error when it was compiled,,but when i run it,,it said that it has no "main"...i am confused either...
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Join Date: Dec 2004
Posts: 4,191
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Because you are supposed to implement main method and just feed user fetched data into provided parser
Learn to see in another's calamity the ills which you should avoid.
Publilius Syrus
(~100 BC)
LJC - London Java Community, Graduate & Undergraduate Software Development Community, JAVAWUG (Java Web User Group), The London Android Group
Publilius Syrus
(~100 BC)
LJC - London Java Community, Graduate & Undergraduate Software Development Community, JAVAWUG (Java Web User Group), The London Android Group
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