Program for Calculating Arithmetic Operations using Functions.

# include<stdio.h>

#include<conio.h>

add ( );

int sub ( );

mul ( int x, int y);

div();

main( )

{

int a, b, d;

printf (“enter two values”);

scanf(“% d %d”, &a , &b);

add ( );

d=sub();

mul (a, b);

div();

printf (“\n difference is % d”, d) ;

getch();

}

add ( )

{

int x, y, z;

printf (“enter two values”);

scanf ( “ % d % d”, & x,& y);

z = x+y;

printf (“addition value is % d”, z);

}

int sub ( )

{

int x, y, z;

printf ( “enter 2 value”);

scanf (“% d %d”, & x , & y);

z = x–y;

return (z);

}

mul ( int x, int y)

{

int z;

z= x * y;

printf (“\n product is % d”, z);

}

div ( )

{

int x,y,z;

printf (“enter 2 values “) ;

scanf (“%d%d”, & x, & y);

z = x/y;

printf (“\n Result is % d”, z);

}