Reverse string using recursion in c++
C++ program for Reverse string using recursion. Here more information.
// Include header file
#include <iostream>
#include <string>
using namespace std;
// Reverse string using recursion in C++
class ReverseString
{
public:
// This is reversing the string elements recursively
string reverseText(string text, int location)
{
// Base condition to stop the recursion process
if (location >= 0)
{
// Recursive function call
return text[location] +
this->reverseText(text, location - 1);
}
// When no character remaining
return "";
}
// This is handling the request process of reverse string elements
string reverse(string text)
{
// Display given string elements
cout << "Before Text : [" << text << "]" << endl;
return this->reverseText(text, text.length() - 1);
}
};
int main()
{
ReverseString *task = new ReverseString();
string text = "ABCDE";
text = task->reverse(text);
// After reverse
cout << "After Text : [" << text << "]\n" << endl;
text = task->reverse("654A321");
// After reverse
cout << "After Text : [" << text << "]\n" << endl;
return 0;
}
Output
Before Text : [ABCDE]
After Text : [EDCBA]
Before Text : [654A321]
After Text : [123A456]
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