Write a function in Python to count and display the number of lines starting with alphabet A present in a text file LINES.TXT.

Q. Write a function in Python to count and display the number of lines starting with alphabet 'A' present in a text file " LINES.TXT". e.g., the file "LINES.TXT"  contains the following lines:

A boy is playing there.
There is a playground.
An aeroplane is in the sky.
Alphabets & numbers are allowed in password.
The function should display the output as 3.

You can understand by Watching video :-

Answer :-

count = 0 
file = open("LINES.txt","r")

lst = file.readlines()
for i in lst :
    if i[ 0 ] == "A" :
        print(i)
        count  += 1
print()
print("So for number of sentences started with A : ",count)
file.close()

Output :-

A boy is playing there.

An aeroplane is in the sky.

Alphabets & numbers are allowed in password.

So for number of sentences started with A :  3
>>>