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I would like to design a program to implement a string of operation, such as: 1+3/4+5*5-(454*23-34) Then, it returns a correct answer. And what's the exact algorithms? 
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I declare a array of pointers: [CODE]char *a[13];[/CODE] And how can I allocate memory for it using "new"? (I'm a Chinese student,so my expression may be not so exact~) 
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1, who can tell me the defference between "cerr" and "cout"? 2, if I will handle these operations, how can I do? [CODE]cout << 7/2 << " " << 7/0<<" " << 7/3;[/CODE] 7/0 is wrong,but I will let the codes continue, that is , let the result of 7/3 …
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