View Code of Problem 69

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