# 5.15: Python Examples

## Temperature

# This program displays a temperature conversion table showing Fahrenheit
# temperatures from 0 to 100, in increments of 10, and the corresponding
# Celsius temperatures using While, Do While, and For loops.
#
# References:
#     https://www.mathsisfun.com/temperature-conversion.html
#     https://en.wikibooks.org/wiki/Python_Programming

def while_loop():
fahrenheit = 0
while fahrenheit <= 100:
celsius = calculate_celsius(fahrenheit)
display_result(fahrenheit, celsius)
fahrenheit += 10
print()

def do_loop():
fahrenheit = 0
while True:
celsius = calculate_celsius(fahrenheit)
display_result(fahrenheit, celsius)
fahrenheit += 10
if not(fahrenheit <= 100):
break
print()

def for_loop():
for fahrenheit in range(0, 101, 10):
celsius = calculate_celsius(fahrenheit)
display_result(fahrenheit, celsius)
print()

print("F°\tC°")

def calculate_celsius(fahrenheit):
celsius = (fahrenheit - 32) * 5 / 9
return celsius

def display_result(fahrenheit, celsius):
print(str(fahrenheit) + "\t" + str(celsius))

def main():
while_loop()
do_loop()
for_loop()

main()

### Output

F°	C°
0	-17.77777777777778
10	-12.222222222222221
20	-6.666666666666667
30	-1.1111111111111112
40	4.444444444444445
50	10.0
60	15.555555555555555
70	21.11111111111111
80	26.666666666666668
90	32.22222222222222
100	37.77777777777778

F°	C°
0	-17.77777777777778
10	-12.222222222222221
20	-6.666666666666667
30	-1.1111111111111112
40	4.444444444444445
50	10.0
60	15.555555555555555
70	21.11111111111111
80	26.666666666666668
90	32.22222222222222
100	37.77777777777778

F°	C°
0	-17.77777777777778
10	-12.222222222222221
20	-6.666666666666667
30	-1.1111111111111112
40	4.444444444444445
50	10.0
60	15.555555555555555
70	21.11111111111111
80	26.666666666666668
90	32.22222222222222
100	37.77777777777778


## References

• Wikiversity: Computer Programming