Write a program to print the number of occurrences of a substring into a line using built-in string function find().

Q. Write a program to print the number of occurrences of a substring into a line using built-in string function find().

Answer =

sen = input("Enter a sentence :-")
sub = input("Enter a sub-string :-")
count = 0
n = 0 
while n < len(sen) :
    n = sen.find(sub,n)
    if n == -1 :
        break
    else :
        count += 1
        n += 1
print(count)