/*
Napisz program, ktory wczyta slowo i sprawdzi, czy dwie takie same litery 
wystepuja w nim obok siebie. Program powinien wypisac slowo „TAK” lub „NIE”.
*/
 
#include <iostream>
#include <string>
 
using namespace std;
 
int main()
{
    string slowo;
    int i;
    cout << "Wprowadz slowo: ";
    cin >> slowo;
 
    for(i = 0; i < slowo.length() - 1; i++)
    {
        if(slowo[i] == slowo[i+1])
        {
            cout << "TAK" << endl;
            return 0;
        }
    }
 
    cout << "NIE" << endl;
 
    return 0;
}

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