Strings.cpp

/*

#include<string>
1.getline()  -> to get the whole sentence
2.push_back() -->it will add the character to the end of the string
3.pop_back() -->it will pop the last element.


string str2;
getline(cin,str2);
cout<<str2;

str2.push_back('E');
str2.pop_back('E');
cout<<str2;

*/