write the function \"ReverseSentence\" that takes a string parameter and changes

Question

write the function "ReverseSentence" that takes a string parameter and changes it, by reversing it. For example: INPUT: the first test OUTPUT: tset tsrif eht The function must not use an extra string, but must reverse the elements of the input string.

/* Lab for function to reverse string */

#include <iostream>
#include <string>
using namespace std;

void ReverseSentence( /* Your Code Here */ ){

   /* Body of Function Here */

}

int main(){
   string inputSentence;
   cout << "Input your sentence: ";
   getline(cin, inputSentence);
   cout << endl;

   ReverseSentence(inputSentence);
   cout << "Reversed Sentence:" << endl;
   cout << inputSentence << endl;

   return 0;
}

Explanation / Answer

#include <iostream>

#include <string>

using namespace std;

void ReverseSentence(string &sentence){

/* Body of Function Here */

int len = (int)sentence.length();

int i=0;

int j = len-1;

char c;

while(i<j)

{

c = sentence[i];

sentence[i] = sentence[j];

sentence[j] = c;

i++;

j--;

}

}

int main(){

string inputSentence;

cout << "Input your sentence: ";

getline(cin, inputSentence);

cout << endl;

ReverseSentence(inputSentence);

cout << "Reversed Sentence:" << endl;

cout << inputSentence << endl;

return 0;

}

OP:

Input your sentence: the first test

Reversed Sentence:

tset tsrif eht

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