list=[]
list2=[]
a=int(input("enter the no of words you want to enter:"))
for i in range(0,a):
      word=str(input())
      list.append(word)
      list2=sorted(list,key=len)
print("the length of longest word is:",len(list2[-1]) ,"the word is",list2[-1])

enter the no of words you want to enter:3
srikanth
sekhar
ravi
the length of longest word is: 8 the word is srikanth

def remove (string,n):
    first=string[:n]
    last=string[n+1:]
    return first+last
string=input("enter a string")
n=int(input("enter the index of chaacter to be removed:"))
print("modified string is")
print(remove(string,n))
            

enter a stringjogipet
enter the index of chaacter to be removed:3
modified string is
jogpet

q=input(str("enter a string"))
r=input(str("enter a specified character"))
s=q.rsplit(r,1)[0]
print("the last part of a string before a specified character is:",s)

enter a stringjathiratnalu
enter a specified characteri
the last part of a string before a specified character is: jath

list1=[]
a=int((input("enter the no of  words you want to enter")))
for i in range(0,a):
  word=str(input())
  list1.append(word)
  list1.sort()
print("lexicographical order is",list1)

enter the no of  words you want to enter5
rahul
preyadarse
naveen
anudeep
jathiratnaalu
lexicographical order is ['anudeep', 'jathiratnaalu', 'naveen', 'preyadarse', 'rahul']

a=input(str("enter a string"))
print(a.rstrip("  "))
print(a.lstrip("  "))
print(a.replace(" ",""))

enter a string  jathi ratnalu is a comedy film      
  jathi ratnalu is a comedy film
jathi ratnalu is a comedy film      
jathiratnaluisacomedyfilm