So I have to write this program in fortran77 wiith .f file extension and I dont want to compile it with an option. I want to fixed the error for but for some reason everythiing I've tried is still giving me this error. Ive included the code and the error terminal outputs
''' program p1 implicit none integer :: choice real :: inputValue
do while(choice /= 0)
print *, ' '
print *, 'Enter a conversion option (1-6 or 0 to exit):'
print *, '-------------'
print *, '(1) Pounds to Kilograms'
print *, '(2) Kilograms to Pounds'
print *, '(3) Feet to meters'
print *, '(4) Meters to feet'
print *, '(5) farenheit to Celsius'
print *, '(6) Celsius to Fahrenheit'
print *, '(0) Exit this progrm'
print *, '-------------'
READ(*,*) choice
IF (choice == 1) THEN
print *, 'Please enter the number (Integer) of Pounds to be converted into Kilograms'
READ(*,*) inputValue
inputValue = inputValue / 2.20
print *, 'Your value is:', inputValue
ELSE IF (choice == 2) THEN
print *, 'Please enter the number (Integer) of Kilograms to be converted into Pounds'
READ(*,*) inputValue
inputValue = inputValue * 2.20
print *, 'Your value is:', inputValue
ELSE IF (choice == 3) THEN
print *, 'Please enter the number (Integer) of Feet to be converted into Meters'
READ(*,*) inputValue
inputValue = inputValue / 3.28
print *, 'Your value is:', inputValue
ELSE IF (choice == 4) THEN
print *, 'Please enter the number (Integer) of Meters to be converted into Feet'
READ(*,*) inputValue
inputValue = inputValue * 3.28
print *, 'Your value is:', inputValue
ELSE IF (choice == 5) THEN
print *, 'Please enter the number (Integer) of Fahrenheit to be converted into Celsius'
READ(*,*) inputValue
inputValue = (5.0/9.0) * (inputValue - 32)
print *, 'Your value is:', inputValue
ELSE IF (choice == 6) THEN
print *, 'Please enter the number (Integer) of Celsius to be converted into Fahrenheit'
READ(*,*) inputValue
inputValue = (inputValue * 9.0/5.0) + 32
print *, 'Your value is:', inputValue
ELSE IF (choice == 0) THEN
print *, 'EXIT'
END IF
ENDDO
end program p1'''