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32 changes: 32 additions & 0 deletions Series Patterns/seriespattern10
Original file line number Diff line number Diff line change
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# Function to check if a number is prime
def is_prime(num):
# Numbers less than 2 are not prime
if num < 2:
return False
# Check for divisibility from 2 to square root of num
for i in range(2, int(num**0.5) + 1):
if num % i == 0:
return False
return True

# Function to print prime numbers up to n
def print_primes(n):
print("Prime numbers up to", n, "are:")
# Check each number from 2 to n
for num in range(2, n + 1):
# If the number is prime, print it
if is_prime(num):
print(num, end=" ")
print() # Print a newline at the end

# Set the upper limit
n = 20

# Call the function to print prime numbers
print_primes(n)

"""
OUTPUT:
Prime numbers up to 20 are:
2 3 5 7 11 13 17 19
"""