#import <objc/objc.h>
#import <objc/Object.h>
#import <Foundation/Foundation.h>

@interface TestObj : Object
{
	//none
}
- (void)testMethod;
@end

@implementation TestObj
- (void)testMethod {
	//declare two float variables
	float var1,var2;
	
	//scanf("%f,%f",var1,var2);
	//assumption
	//var1=1.0; var2=0.0; 
	var1=1.0; var2=2.0;
	
	if (var2==0){
		//error
		printf("%s","Error. Division by zero.");
	}
	else {
		//printing a formatted output of the result of dividing float value
		printf("%f", (var1 / var2)); 
	}
}

int main()
{
	id obj = [[TestObj alloc] init];
	[obj testMethod];
	return 0;
}
@end