String | Data Structure Quiz for Beginners | Question 2

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What is the output of the following code?

C++ 
#include <iostream>
using namespace std;

int main()
{

    string str = "Hello";
    cout << str.substr(2, 5);
    return 0;
}

Syntax error

ello

llo

None

This question is part of this quiz :

String Data Structure Quiz for Beginners
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DSA Quiz
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