forstr1.cpp

一本很好的C++学习的丛书！初学者必看的

// forstr1.cpp -- using for with a string
#include <iostream>
#include <string>
int main()
{
    using namespace std;
    cout << "Enter a word: ";
    string word;
    cin >> word;

    // display letters in reverse order
    for (int i = word.size() - 1; i >= 0; i--)
        cout << word[i];
    cout << "\nBye.\n";
    return 0; 
}