using system;
class calculator
{
float a,b;
char operator;
void getdata()
{
a=Convert.ToFloat(Console.Readline());
b=Convert.ToFloat(Console.Readline());
operator=Convert.ToChar(Console.Readline());
}
}
void calc()
{
if(operator=='+')
{
Console.WriteLine("The sum of two number is"+a+b);
}
else
if(operator=='-')
{
Console.Writeline("The difference of two number is"+a-b);
}
else
if(operator=='*')
{
console.wrieline("The product of two number is"+a*b);
}
else
if(operator=='/')
{
console.writeline("The quatient of two number is"+a/b);
}
}
class program
{
static void Main()
{
calculator C=new calculator();
C.getdata();
C.calc();
}
}
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