输入值乘法

#include <stdio.h>
#include <stdlib.h>
int main()
{
   float height_in_cm;
   char height_in_inches[4];
   printf("Enter your height in inches:");
   gets_s(height_in_inches);
   height_in_cm = atoi(height_in_inches)*2.54;
   printf("You are %.2f centimeters tall.\n",height_in_cm);
   return(0);
}