Submission #2546395

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Source Code Expand

#if !defined(__clang__) && defined(__GNUC__)
#include <bits/stdc++.h>
#else
#include <cstdlib>
#include <climits>
#include <iostream>
#include <cstdint>
#include <vector>
#include <string>
#include <complex>
#include <bitset>
#include <queue>
#include <deque>
#include <stack>
#include <utility>
#include <set>
#include <map>
#include <unordered_set>
#include <unordered_map>
#include <regex>
#endif //  !defined(__clang__) && defined(__GNUG__)
#include <boost/lexical_cast.hpp>
#include <boost/algorithm/string.hpp>
#include <boost/multi_array.hpp>
#include <boost/optional.hpp>
#include <boost/math/common_factor_rt.hpp>

using namespace std;

int main()
{
    std::string S;
    std::cin >> S;

    std::smatch m;

    if (std::regex_match(S, m, std::regex("A?KIHA?BA?RA?"))) {
        std::cout << "YES" << std::endl;
    }
    else {
        std::cout << "NO" << std::endl;
    }

    return 0;
}

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