Python: Count the number of prime numbers less than a given non-negative number
Python Basic - 1: Exercise-68 with Solution
Write a Python program that counts the number of prime numbers that are less than a given non-negative number.
Sample Solution:
Python Code:
def count_Primes_nums(n):
ctr = 0
for num in range(n):
if num <= 1:
continue
for i in range(2, num):
if (num % i) == 0:
break
else:
ctr += 1
return ctr
print(count_Primes_nums(10))
print(count_Primes_nums(100))
Sample Output:
4 25
Pictorial Presentation:
Flowchart:

Python Code Editor:
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