#include <algorithm> #include <array> #include <cstdint> #include <cstdio> #include <map> #include <numeric> #include <set> #include <string> #include <vector> const std::vector<uint64_t> FACTORIAL = {1uLL, 1uLL, 2uLL, 6uLL, 24uLL, 120uLL, 720uLL, 5040uLL, 40320uLL, 362880uLL, 3628800uLL, 39916800uLL, 479001600uLL, 6227020800uLL, 87178291200uLL, 1307674368000uLL, 20922789888000uLL, 355687428096000uLL, 6402373705728000uLL, 121645100408832000uLL, 2432902008176640000uLL}; std::map<std::set<uint8_t>, uint64_t> cache; struct Digits { Digits() : counter({}), size_(0) {} uint8_t size() const { return size_; } void insert(const uint8_t& n) { ++size_; counter[n]++; } void remove(const uint8_t& n) { --size_; counter[n]--; } bool empty() const { return size_ == 0; } uint8_t max() const { for (int i = 9; i >= 1; --i) { if (0 < counter[i]) { return i; } } return -1; } uint64_t value() const { uint64_t x = 1; for (int i = 1; i <= 9; ++i) { for (int j = 1; j <= counter[i]; ++j) { x *= i; } } return x; } uint64_t permutations() const { uint64_t permutations = FACTORIAL[size_]; uint64_t aaa = 1; for (int i = 1; i <= 9; ++i) { if (1 < counter[i]) { aaa *= FACTORIAL[counter[i]]; } } if (1 < aaa) permutations /= aaa; return permutations; }; std::array<uint8_t, 10> counter; uint8_t size_; }; std::vector<uint8_t> toDigits(uint64_t n) { std::vector<uint8_t> digits; while (0 < n) { digits.push_back(n % 10); n /= 10; } return digits; } struct Query { Query(const uint64_t& n_) : n(n_), solution{}, maxDigits(toDigits(n)) {} uint64_t n; std::array<uint64_t, 10> solution; std::vector<uint8_t> maxDigits; }; using Queries = std::vector<Query>; constexpr uint8_t NO_DIGIT = 100; uint8_t getLog10(uint64_t n) { uint8_t result = 0; while (0 < n) { result++; n /= 10; } return result; } uint64_t getPermutations(const Digits& digits) { return digits.permutations(); } uint64_t getPermutations(Digits& digits, std::vector<uint8_t>& maxDigits) { if (maxDigits.empty()) { return 1; } else if (digits.size() < maxDigits.size()) { return getPermutations(digits); } uint64_t subPermutations = 0; const auto maxValue = maxDigits.back(); for (int i = 1; i <= maxValue; ++i) { if (0 < digits.counter[i]) { digits.remove(i); if (i == maxValue) { maxDigits.pop_back(); subPermutations += getPermutations(digits, maxDigits); maxDigits.push_back(maxValue); } else if (i < maxValue) { subPermutations += getPermutations(digits); } digits.insert(i); } } return subPermutations; } uint8_t getDigit(const uint64_t& n) { if (n < 10) { return n; } uint64_t result = 1; uint64_t value = n; while (0 < value) { result *= value % 10; value /= 10; } return getDigit(result); } void generate(Digits& digits, Queries& queries, const int& maxDigitsCount) { if (!digits.empty()) { const uint8_t digit = getDigit(digits.value()); for (Query& query : queries) { if (digits.size() <= query.maxDigits.size()) { query.solution[digit] += getPermutations(digits, query.maxDigits); } } } if (digits.size() < maxDigitsCount) { for (int i = digits.empty() ? 1 : digits.max(); i <= 9; ++i) { digits.insert(i); generate(digits, queries, maxDigitsCount); digits.remove(i); } } } int main() { int t; uint64_t n; scanf("%d", &t); Queries queries; uint64_t max = 1; for (int i = 0; i < t; ++i) { scanf("%lu", &n); max = std::max(max, n); queries.emplace_back(n); } Digits digits; const uint8_t maxDigitsCount = getLog10(max == 1 ? 1 : max - 1); generate(digits, queries, maxDigitsCount); for (auto& query : queries) { query.solution[0] = query.n - std::accumulate(query.solution.begin() + 1, query.solution.end(), static_cast<uint64_t>(0)); for (const auto& value : query.solution) { printf("%lu ", value); } printf("\n"); } return 0; }
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 | #include <algorithm> #include <array> #include <cstdint> #include <cstdio> #include <map> #include <numeric> #include <set> #include <string> #include <vector> const std::vector<uint64_t> FACTORIAL = {1uLL, 1uLL, 2uLL, 6uLL, 24uLL, 120uLL, 720uLL, 5040uLL, 40320uLL, 362880uLL, 3628800uLL, 39916800uLL, 479001600uLL, 6227020800uLL, 87178291200uLL, 1307674368000uLL, 20922789888000uLL, 355687428096000uLL, 6402373705728000uLL, 121645100408832000uLL, 2432902008176640000uLL}; std::map<std::set<uint8_t>, uint64_t> cache; struct Digits { Digits() : counter({}), size_(0) {} uint8_t size() const { return size_; } void insert(const uint8_t& n) { ++size_; counter[n]++; } void remove(const uint8_t& n) { --size_; counter[n]--; } bool empty() const { return size_ == 0; } uint8_t max() const { for (int i = 9; i >= 1; --i) { if (0 < counter[i]) { return i; } } return -1; } uint64_t value() const { uint64_t x = 1; for (int i = 1; i <= 9; ++i) { for (int j = 1; j <= counter[i]; ++j) { x *= i; } } return x; } uint64_t permutations() const { uint64_t permutations = FACTORIAL[size_]; uint64_t aaa = 1; for (int i = 1; i <= 9; ++i) { if (1 < counter[i]) { aaa *= FACTORIAL[counter[i]]; } } if (1 < aaa) permutations /= aaa; return permutations; }; std::array<uint8_t, 10> counter; uint8_t size_; }; std::vector<uint8_t> toDigits(uint64_t n) { std::vector<uint8_t> digits; while (0 < n) { digits.push_back(n % 10); n /= 10; } return digits; } struct Query { Query(const uint64_t& n_) : n(n_), solution{}, maxDigits(toDigits(n)) {} uint64_t n; std::array<uint64_t, 10> solution; std::vector<uint8_t> maxDigits; }; using Queries = std::vector<Query>; constexpr uint8_t NO_DIGIT = 100; uint8_t getLog10(uint64_t n) { uint8_t result = 0; while (0 < n) { result++; n /= 10; } return result; } uint64_t getPermutations(const Digits& digits) { return digits.permutations(); } uint64_t getPermutations(Digits& digits, std::vector<uint8_t>& maxDigits) { if (maxDigits.empty()) { return 1; } else if (digits.size() < maxDigits.size()) { return getPermutations(digits); } uint64_t subPermutations = 0; const auto maxValue = maxDigits.back(); for (int i = 1; i <= maxValue; ++i) { if (0 < digits.counter[i]) { digits.remove(i); if (i == maxValue) { maxDigits.pop_back(); subPermutations += getPermutations(digits, maxDigits); maxDigits.push_back(maxValue); } else if (i < maxValue) { subPermutations += getPermutations(digits); } digits.insert(i); } } return subPermutations; } uint8_t getDigit(const uint64_t& n) { if (n < 10) { return n; } uint64_t result = 1; uint64_t value = n; while (0 < value) { result *= value % 10; value /= 10; } return getDigit(result); } void generate(Digits& digits, Queries& queries, const int& maxDigitsCount) { if (!digits.empty()) { const uint8_t digit = getDigit(digits.value()); for (Query& query : queries) { if (digits.size() <= query.maxDigits.size()) { query.solution[digit] += getPermutations(digits, query.maxDigits); } } } if (digits.size() < maxDigitsCount) { for (int i = digits.empty() ? 1 : digits.max(); i <= 9; ++i) { digits.insert(i); generate(digits, queries, maxDigitsCount); digits.remove(i); } } } int main() { int t; uint64_t n; scanf("%d", &t); Queries queries; uint64_t max = 1; for (int i = 0; i < t; ++i) { scanf("%lu", &n); max = std::max(max, n); queries.emplace_back(n); } Digits digits; const uint8_t maxDigitsCount = getLog10(max == 1 ? 1 : max - 1); generate(digits, queries, maxDigitsCount); for (auto& query : queries) { query.solution[0] = query.n - std::accumulate(query.solution.begin() + 1, query.solution.end(), static_cast<uint64_t>(0)); for (const auto& value : query.solution) { printf("%lu ", value); } printf("\n"); } return 0; } |