#include <iostream>
using namespace std;
int main()
{
cout << "Please enter words\n";
string previous =" "; // 上一個文字，初值為"非文字"
string current; //目前的文字
while (cin >> current) //讀取文字流
{
if (previous == current) //檢查文字是否和上一個一樣
cout << "repeated word: " << current << '\n';
previous = current;
}
}
using namespace std;
int main()
{
cout << "Please enter words\n";
string previous =" "; // 上一個文字，初值為"非文字"
string current; //目前的文字
while (cin >> current) //讀取文字流
{
if (previous == current) //檢查文字是否和上一個一樣
cout << "repeated word: " << current << '\n';
previous = current;
}
}
