3. Write a program in C++ to check whether a string belongs to a grammar or not for the following grammar and show the output for both the valid and invalid strings, respectively Y->mNz 4. Write a program in FLEX for implementing a calculator and do the following arithmetic expressions: 99/9/1
3. Write a program in C++ to check whether a string belongs to a grammar or not for the following grammar and show the output for both the valid and invalid strings, respectively Y->mNz 4. Write a program in FLEX for implementing a calculator and do the following arithmetic expressions: 99/9/1
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Question
1.Write a C++
2. Write a program in C++ to recognize strings under 'k+', 'km', 'kkm+' and try on output the acceptance of string under the above rules
3. Write a program in C++ to check whether a string belongs to a grammar or
not for the following grammar and show the output for both the valid and invalid strings, respectively
Y->mNz
4. Write a program in FLEX for implementing a calculator and do the following arithmetic expressions:
99/9/1
5-5*6
7+12/12*2
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