Bsc in CSE DIU

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Class Routine "Semester-2"

September 26, 2019

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CSE Programming LAB Report Example

Program Number (01) # Write a simple program printing “DIU” in C Solution:- #include <stdio.h> void main() { printf("Welcome To DIU!"); } # Output: Welcome To DIU Explanation: # include <stdio.h> include <stdio.h> here htudio.h is a header file which contains function definitions for all input output functions like printf, scanf, getc, gets, getchar etc which are been called by the programmer in the program for accepting and displaying input and output. # main () main() is the special function in C from where execution of a program starts and ends. # prinft() In C programming, printf() is one of the main output function. The function sends formatted output to the screen.

What is Token in C?

C Tokens A token is the smallest element of a program that is meaningful to the compiler. Six types of tokens are commonly used in C programming: Keywords Identifiers Constants Strings Special Symbols Operators Keyword: Keywords are pre-defined or reserved words in a programming language. Each keyword is meant to perform a specific function in a program. Since keywords are referred names for compiler, they can’t be used as variable name. C language supports 32 keywords which are given below: auto double int struct break else long switch case enum register typedef char extern return union const float short unsigned continue for signed void default goto sizeof volatile do if static while article sourse

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Class Routine "Semester-2"

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