Question

What will be the output of the following C++ code?

1.  #include <iostream>

2.     #include <string>

3.     #include <algorithm>

4.     using namespace std;

5.     int main() 

6.     {

7.         string s = "spaces in text";

8.         s.erase(remove(s.begin(), s.end(), ' ' ), s.end() ) ;

9.         cout << s << endl;

10.     }

a) spacesintext
b) spaces in text
c) spaces
d) spaces in

Answer 1

Answer: a
Explanation: In this program, We formed a algorithm to remove spaces in the string.
Output:

$ g++ dan.cpp
$ a.out
spacesintext