백준 1929번(python)

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M, N = list(map(int, input().split(' ')))
def is_prime(num):
    if(num <= 1):
        return False
    
    i = 2
    while i * i <= num:
        if num % i == 0:
            return False
        
        i += 1
    return True

for i in range(M, N + 1):
    if(is_prime(i)):
        print(i)