View Code of Problem 69

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