What is the difference between #define debug 0 and #undef debug?


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Difference between delete and free.

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Write a Program for dynamically intialize a 2 dimentional array. Eg:5x20, accept strings and check for vowels and display the no.finally free the space allocated .

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Refer to a name of class or function that is defined within a namespace?

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What is the v-ptr?

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Show the application of a dynamic array with the help of an example.

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What are Binay tress and B trees? Diff between them?

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Can member functions be private?

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What parameter does the constructor to an ofstream object take?

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What is the basic structure of a c++ program?

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Is c++ the hardest programming language?

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Why is c++ so fast?

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