What is C Programming?

C programming is a general-purpose programming language developed by Dennis Ritchie in 1972 at Bell Laboratories.C is used for system applications,develop software like operating systems,compilers,databases and which form a major part of Windows, Linux and UNIX operating Systems.It is a robust language and highly portable.

#include<stdio.h>
int main(){
  printf("Hello World!");
  return 0;
}

• #include tells the C preprocessor to include the contents of the file.
• stdio.h standard input and output header file.
• main() is a function, execution of C program begins.
• printf() is a function, used to print the formatted string in output Screen.
• scanf() is a function, accept input from the user.

#include<stdio.h>
int main(){
  int a,b,c;
  printf("\nEnter Two Numbers : ");
  scanf("%d%d",&a,&b);
  c=a+b;
  printf("\nTotal : %d",c);
  return 0;
}