statement printining program #include< stdio.h > //It is a header file of c language #include< conio.h > void main() //It is a main function that run a code wrote under the curly bracces. { clrscr(); //It is a predefine function that clears screen. printf("Hello World"); //here write a suitable statement as you want to print under the inverted comma. getch(); } Simple addition program #include< stdio.h > #include< conio.h > void main() { clrscr(); int a,b,c; //int is a data type and a,b,c is a variable. printf("Enter two element\n"); scanf("%d%d",&a,&b); //scanf enters value as much we want to enter. c=a+b; //addition operation. printf("Your addition is=%d",c); getch(); }