import math

#Display all prime numbers from 1-100

def main():

    print('Here are all the prime numbers from 1 to 100')

    for num in range(1, 101):
        result = is_prime(num)
        if result:
            print(result)
        else:
            pass


def is_prime(num):
    squared_num = math.sqrt(num)
    squared_num = int(squared_num)
    if num % 2 == 0:
        return False
    for x in range(3, squared_num + 2, 2):
        if num % x == 0:
            return False
    return num

main()