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Python Program to Print the Pascal's triangle for n number of rows given by the user
When it is required to print the pascal’s triangle for a specific number of rows, where the number is entered by the user, a simple ‘for’ loop is used.
Below is the demonstration of the same −
Example
from math import factorial
input = int(input("Enter the number of rows..."))
for i in range(input):
for j in range(input-i+1):
print(end=" ")
for j in range(i+1):
print(factorial(i)//(factorial(j)*factorial(i-j)), end=" ")
print()Output
Enter the number of rows...6 1 1 1 1 2 1 1 3 3 1 1 4 6 4 1 1 5 10 10 5 1
Explanation
The required packages are imported.
The number of rows is taken as input from the user.
The number is iterated over in the form of a nested loop.
The factorial method is used to print the pascal’s triangle on the console.
Updated on: 19-Apr-2021
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