Transport price

#include <stdio.h>
int main() {
float roadLength = 0;
float taxy = 0;
float taxyStart = 0.70;
float price = 0;
char dayOrNight[12];
char test[12] = "edno";
scanf("%f", &roadLength);
scanf("%s", dayOrNight);
if (strcmp(dayOrNight, "day") == 0) {
    taxy = 0.79;
}
else
{
    taxy = 0.90;
}

if (roadLength <20)
   {
    price = taxyStart +taxy * roadLength;

   }
if (roadLength >=20 && roadLength < 100) {
   float bus = 0.09;
   price = bus * roadLength;

   }
if (roadLength >=100) {
   float train = 0.06;
   price = train * roadLength;

   }
 printf("%f", price);
 return(0);

}