#include <iostream>
#include <set>
using namespace std;
int main() {
string word = "слово";
set<char> s;
for (int i = 0; i < word.size(); i++) {
s.insert(word[i]);
}
if (s.size() == word.size())
cout << "БЕЗ повторiв" << endl;
else
cout << "Є повтори" << endl;
return 0;
}
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