View Code of Problem 69

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

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