#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>

void main()
{
	int myAge;

	printf("Enter your age: ");
	scanf("%d", &myAge);

	if (myAge >= 17)
	{
		printf("OK to drive a car");
		if (myAge >= 21)
		{
			printf("...and a minibus");
		}
		else
		{
			printf(" only");
		}
	}
	else
	{
		printf("Too young to drive");
	}
	printf("\n\n");
}