View Code of Problem 69

#include<stdio.h>

int main(){
	double x,y;
    scanf("%lf",&x);
	    if(x<1)
		    y=x;
         else if ( 1<=x && x<10)
		   y=2*x-1;
          else 
		      y=3*x-11;
	
	printf("%0.0f",y);
	return 0;
}