*WAP TO ENTER TWO NO.S AND PERFOERM ADDITION, SUBTARCTION,MULTIPLICATION, DIVISION.
#include<stdio.h>
#include<conio.h>
void main()
{
float a;
float b; // donot input b=0, in the case
of division.
float r;
clrscr();
printf("\nEnter 1st no.=");
scanf("%f",&a);
printf("\nEnter 2nd no.=");
scanf("%f",&b);
r=a+b; // Here r stands for addition.
printf("\nAddition of two
no.s=%f",r);
r=a-b; // Here r stands for subtraction.
printf("\nSubtraction of two
no.s=%f",r);
r=a*b; // Here r stands for multiplication.
printf("\nMultiplication of two
no.s=%f",r);
r=a/b; // Here r stands for division.
printf("\nDivision of two
no.s=%f",r);
getch();
}