Python Program to count the number of lowercase letters and uppercase letters in a string.
string=raw_input("Enter string:")
count1=0
count2=0
for i in string:
if(i.islower()):
count1=count1+1
elif(i.isupper()):
count2=count2+1
print("The number of lowercase characters is:")
print(count1)
print("The number of uppercase characters is:")
print(count2)convert string to lowercase in python
str = 'HELLO'
print(str.lower())
#prints "hello"Copyright © 2021 Codeinu
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