CALCULATER In C

#include
#include

void main()
{

int a,b;
char opr,ch;
start:
clrscr();

printf("\n\n\n\t\t\t NUMERIC CALCULATER");


printf("\t\t\t + Addtion\n\n");
printf("\t\t\t - Subtarction\n\n");
printf("\t\t\t * Multiplication\n\n");
printf("\t\t\t / Devide\n\n");
printf("\t\t\t % Remainder\n\n");


printf("\n\n\n\n\t\t\t Enter First number = ");
scanf("%d",&a);

printf("\n\t\t\t Enter Second number = ");
scanf("%d",&b);

printf("\n\n\t\t\t Choose any operator from above menu = ");
flushall();
scanf("%c",&opr);

switch(opr)
{
case '+': printf("\n\n\t\t\t Result = %d",a+b); break;

case '-': printf("\n\n\t\t\t Result = %d",a-b); break;

case '*': printf("\n\n\t\t\t Result = %d",a*b); break;

case '/': printf("\n\n\t\t\t Result = %.2f",(float)a/b); break;

case '%': printf("\n\n\t\t\t Result = %d",a%b); break;

default : printf("\n\n\t\t\t Invalid Operator !");
printf("\n\n\t\t\t Do you want to try agin ? (y/n) = ");
flushall();
scanf("%c",&ch);

if(ch=='y' || ch=='Y')
goto start;
};


getch();

}

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