# File: while.py
# Program to show archetypal while loop
#
# Matt Bishop, ECS 36A, Winter 2019
#
import random

# just counts from 1 to 10

# the for loop first
print("for loop counting from 0 to 4:")
for i in range(5):
    print(i)

# now, the same while loop
print("while loop counting from 0 to 4:")
i = 0
while i < 5:
    print(i)
    i += 1

# now an indefinite loop
x = True
count = 0
while x:
    if random.randint(0,10) / 3 == 0:
        x = False
    else:
        print("x =", x, " so loop again")
    count += 1

print("Looped", count, "times")