#include <stdio.h>
#include <stdlib.h>

int main ()
{

int cases;
float a;
float c;

printf("\n CONVERSION \n");
printf("\n \n FEET to INCHES = 1 \n INCHES to FEET = 2\n INCHES to CM = 3\n CM to INCHES =4\n CELSIUS to FAHRENHEIT =5\n FAHRENHEIT to CELSIUS =6\n");
scanf("%d", &cases);
printf("\n INPUT NUMBER: ");
scanf("%f", &a);

if (cases==1)//feet to inches
{
c = a * 12;

printf(" %.2f feet = %.2f inches", a,c);
}
else if(cases==2)//inches to feet
{

c = a * 0.83333;
printf(" %.2f inches = %.2f feet", a,c);
}
else if(cases==3)//feet to centimeters
{
c = a / 0.39370;
printf(" %.2f feet = %.2f centimeters", a,c);
}
else if (cases==4)//centimeters to inches
{
c = a * 0.39370;
printf(" %.2f centimeters = %.2f inches", a,c);
}
else if (cases==5)//celsius to fahrenheit
{
c = a * 1.8000 + 32.00;
printf(" %.2f celsius = %.2f fahrenheit", a,c);
}
else if (cases==6)// fahrenheit to celsius
{
c = a - 32 / 1.8000;
printf(" %.2f fahrenheit = %.2f celsius", a,c);
}
else
{
printf(" I N V A L I D ");
}
}