In [1]:
for i in range(5):
    print(i)

0
1
2
3
4
In [2]:
for i in range(5,10):
    print(i)

5
6
7
8
9
In [4]:
for i in range(5,20,2):
    print(i)

5
7
9
11
13
15
17
19
In [10]:
n=int(input("Enter the number: "))
b=1
for i in range(1,n+1):
    b=b*i
print(n,"! = ",b)

Enter the number: 5
5 ! =  120
In [ ]: