# pyramid number pattern
n = 5
for i in range(n):
for j in range(n - i - 1):
print(' ', end='')
for k in range(2 * i + 1):
print(k + 1, end='')
print()rows = int(input("Enter number of rows: "))
for i in range(rows):
for j in range(i+1):
print("* ", end="")
print("\n")rows = 6 #Pattern(1,121,12321,1234321,123454321)
for i in range(1, rows + 1):
for j in range(1, i - 1):
print(j, end=" ")
for j in range(i - 1, 0, -1):
print(j, end=" ")
print()n = 3
for i in range(1, n+1):
print(f"{' '*(n-i)}{' *'*i}"[1:])
# Output:
# *
# * *
#* * *def pattern(n):
for i in range(0,n):
for j in range(0, i+1):
print("* " , end="")
print("\r") pattern(5# Python 3.x code to demonstrate star pattern
# Function to demonstrate printing pattern triangle
def triangle(n):
# number of spaces
k = n - 1
# outer loop to handle number of rows
for i in range(0, n):
# inner loop to handle number spaces
# values changing acc. to requirement
for j in range(0, k):
print(end=" ")
# decrementing k after each loop
k = k - 1
# inner loop to handle number of columns
# values changing acc. to outer loop
for j in range(0, i+1):
# printing stars
print("* ", end="")
# ending line after each row
print("\r")
# Driver Code
n = 5
triangle(n)