View Code of Problem 69

#include<stdio.h>
int main()
{
  int x;
  scanf("%d",&x);
  if(x<1)
    printf("%d\n",x);
  if(x>=1&&x<10)
    printf("%d\n",2*x-1);
  if(x>=10)
    printf("%d\n",3*x-11);
  return 0;
}