import random

HEADS = 2
TAILS = 1

def rollDice(numRolls):
    for i in range(numRolls):
        die1 = random.randint(1,6)
        die2 = random.randint(1,6)
        if die1 == die2:
           print("You rolled double ",die1,"'s",sep='')
        else:
           print("You rolled a",die1,"and a",die2)

def tossCoin(numTosses):
    for i in range(numTosses):
        toss = random.randint(TAILS,HEADS)
        if toss == HEADS:
            print("HEADS")
        else:
            print("TAILS")

def printRandElsInRange(numEls,first,lastPlusOne,interval):
    for i in range(numEls):
       print(random.randrange(first,lastPlusOne,interval))

def printSeqRandom(numSeqs,numInSeq,seed1):
    for i in range(numSeqs):
       random.seed(seed1)
       for j in range(numInSeq):
           print(random.randint(1,100))
       print("=====")    

def isEven(num):
    if num % 2 == 0:
        return True
    else:
        return False

def main():
    input("read to rollDice? enter anything ")
    rollDice(5)
    input("ready to tossCoin? enter anything ")
    tossCoin(5)
    input("ready to printRandElsInRange? enter anything") 
    printRandElsInRange(10,0,26,5)
    input("ready to printSeqRandom? enter anything")
    printSeqRandom(3,4,20)
    # input and print numbers as long
    # as they are even
    input("ready to print numbers as long as they are even? enter anything ")
    num = int(input("input an int "))
    while isEven(num):
        print(num)
        num = int(input("input an int "))
main()