View Code of Problem 69

#include<stdio.h>
#include<math.h>
#include <string.h>
#define Max 1000
int main ()
{
	int x;
	scanf("%d",&x);
	if(x<1)
	printf("%d",x);
	else if(1<=x&&x<10)
	 printf("%d",2*x-1);
	else
	 printf("%d",3*x-11);
	


	return 0;

}