From 5da4ce8295d88e6ab9a7d64f7ac56f038ad5ff70 Mon Sep 17 00:00:00 2001 From: Dnomd343 Date: Sat, 8 Jun 2024 12:09:54 +0800 Subject: [PATCH] update: perf klotski Ranges module --- src/core/CMakeLists.txt | 1 + src/core/ranges/internal/derive.cc | 62 ---- src/core/ranges/internal/ranges.cc | 55 ++- src/core/ranges/internal/spawn.cc | 40 +++ src/core/ranges/ranges.h | 24 +- src/core/ranges/statistics.py | 524 ----------------------------- 6 files changed, 78 insertions(+), 628 deletions(-) create mode 100644 src/core/ranges/internal/spawn.cc delete mode 100644 src/core/ranges/statistics.py diff --git a/src/core/CMakeLists.txt b/src/core/CMakeLists.txt index 27b3955..7fdc158 100644 --- a/src/core/CMakeLists.txt +++ b/src/core/CMakeLists.txt @@ -26,6 +26,7 @@ set(KLOTSKI_CORE_SRC group/internal/group_union.cc group/internal/group.cc + ranges/internal/spawn.cc ranges/internal/ranges.cc ranges/internal/derive.cc ) diff --git a/src/core/ranges/internal/derive.cc b/src/core/ranges/internal/derive.cc index 5777e73..a717469 100644 --- a/src/core/ranges/internal/derive.cc +++ b/src/core/ranges/internal/derive.cc @@ -1,7 +1,3 @@ -#include - -#include - #include "utils/utility.h" #include "ranges/ranges.h" @@ -35,47 +31,8 @@ int Ranges::check(const int head, uint32_t range) { return 0; // pass check } -// int check_range(const int head, uint32_t range) { -// KLSK_ASSUME(head >= 0 && head < 16 && head % 4 != 3); -// uint32_t flags = 0b110011 << head; // fill 2x2 block -// for (int addr = 0, offset = 1; range; range >>= 2, ++offset) { // traverse every 2-bit -// const auto num = std::countr_one(flags); -// addr += num; // next unfilled block -// flags >>= num; -// switch (range & 0b11) { -// case 0b00: // space -// case 0b11: // 1x1 block -// flags |= 0b1; -// continue; -// case 0b01: // 1x2 block -// if (flags & 0b10 || addr % 4 == 3) { // invalid case -// return offset; // broken offset -// } -// flags |= 0b11; -// continue; -// case 0b10: // 2x1 block -// if (flags & 0b10000 || addr > 15) { // invalid case -// return offset; // broken offset -// } -// flags |= 0b10001; -// } -// } -// return 0; // pass check -// } - void Ranges::derive(const int head, Ranges &output) const { - // Ranges reversed {*this}; - // - // for (auto &x : reversed) { - // x = klotski::range_reverse(x); - // } - - // std::cout << "last = " << range_reverse(this->back()) << std::endl; - - // auto &ranges = *this; - - // uint32_t min_next = 0; uint32_t last_val = range_reverse(this->back()); for (uint32_t index = 0; index < size(); ++index) { @@ -86,35 +43,16 @@ void Ranges::derive(const int head, Ranges &output) const { /// +1 00 00 00 ... (delta) tmp += range_reverse((*this)[index]) & ~(tmp - 1); - // std::cout << "min next = " << tmp << std::endl; - - // if (min_next > tmp) { - // std::cout << "error" << std::endl; - // } auto min_next = tmp; - // const int tmp = (16 - offset) * 2; - // const uint32_t min_next = ((range_reverse((*this)[index]) >> tmp) + 1) << tmp; - if (min_next > last_val) { - // std::cout << "get it" << std::endl; break; - // return; } - // TODO: overflow here in some type_id - // TODO: -> tmp > range[-1] - // TODO: maybe using binary search here - while (range_reverse((*this)[++index]) < min_next) {} // located next range --index; continue; } output.emplace_back(range_reverse((*this)[index])); // release valid case } - - // std::cout << "min_next = " << min_next << " | last_val = " << last_val << std::endl; - - // std::cout << (min_next <= last_val) << std::endl; - } diff --git a/src/core/ranges/internal/ranges.cc b/src/core/ranges/internal/ranges.cc index b95e4ed..9fd14a5 100644 --- a/src/core/ranges/internal/ranges.cc +++ b/src/core/ranges/internal/ranges.cc @@ -1,40 +1,35 @@ -#include +#pragma once -#include "utils/utility.h" -#include "ranges/ranges.h" +#include "common_code/common_code.h" using klotski::cases::Ranges; +using klotski::codec::CommonCode; +using klotski::cases::RangesUnion; -template -static void build_ranges(std::vector &ranges, int n_10, int n_11) { - int n_01 = N - n_10; - int n_00 = 16 - N * 2 - n_11; +inline void Ranges::reverse() { + for (auto &x : *this) { + x = range_reverse(x); + } +} + +inline std::vector RangesUnion::codes() const { + std::vector codes; - std::array series {}; - std::fill_n(series.begin() + n_00, n_01, 0b01); - std::fill_n(series.begin() + n_00 + n_01, n_10, 0b10); - std::fill_n(series.begin() + n_00 + n_01 + n_10, n_11, 0b11); + codes.reserve(0); // TODO: cal sum + + for (uint64_t head = 0; head < 16; ++head) { + + if (head % 4 == 3) { + continue; + } + + for (auto range : (*this)[head]) { + auto kk = head << 32 | range; + codes.emplace_back(CommonCode::unsafe_create(kk)); - do { - uint32_t range = 0; - for (const auto x : series) { // store every 2-bit - (range <<= 2) |= x; } - ranges.emplace_back(range << (N * 2)); - } while (std::ranges::next_permutation(series).found); -} -void Ranges::spawn(const int n, const int n_2x1, const int n_1x1) { - KLSK_ASSUME(n >= 0 && n_2x1 >= 0 && n_1x1 >= 0); - KLSK_ASSUME(n <= 7 && n_2x1 <= n && n_1x1 + n * 2 <= 14); - switch (n) { - case 0: return build_ranges<0>(*this, n_2x1, n_1x1); - case 1: return build_ranges<1>(*this, n_2x1, n_1x1); - case 2: return build_ranges<2>(*this, n_2x1, n_1x1); - case 3: return build_ranges<3>(*this, n_2x1, n_1x1); - case 4: return build_ranges<4>(*this, n_2x1, n_1x1); - case 5: return build_ranges<5>(*this, n_2x1, n_1x1); - case 6: return build_ranges<6>(*this, n_2x1, n_1x1); - case 7: return build_ranges<7>(*this, n_2x1, n_1x1); } + + return codes; } diff --git a/src/core/ranges/internal/spawn.cc b/src/core/ranges/internal/spawn.cc new file mode 100644 index 0000000..f4c9861 --- /dev/null +++ b/src/core/ranges/internal/spawn.cc @@ -0,0 +1,40 @@ +#include + +#include "utils/utility.h" +#include "ranges/ranges.h" + +using klotski::cases::Ranges; + +template +static void spawn_ranges(std::vector &ranges, int n_10, int n_11) { + int n_01 = N - n_10; + int n_00 = 16 - N * 2 - n_11; + + std::array series {}; + std::fill_n(series.begin() + n_00, n_01, 0b01); + std::fill_n(series.begin() + n_00 + n_01, n_10, 0b10); + std::fill_n(series.begin() + n_00 + n_01 + n_10, n_11, 0b11); + + do { + uint32_t range = 0; + for (const auto x : series) { // store every 2-bit + (range <<= 2) |= x; + } + ranges.emplace_back(range << (N * 2)); + } while (std::ranges::next_permutation(series).found); +} + +void Ranges::spawn(const int n, const int n_2x1, const int n_1x1) { + KLSK_ASSUME(n >= 0 && n_2x1 >= 0 && n_1x1 >= 0); + KLSK_ASSUME(n <= 7 && n_2x1 <= n && n_1x1 + n * 2 <= 14); + switch (n) { + case 0: return spawn_ranges<0>(*this, n_2x1, n_1x1); + case 1: return spawn_ranges<1>(*this, n_2x1, n_1x1); + case 2: return spawn_ranges<2>(*this, n_2x1, n_1x1); + case 3: return spawn_ranges<3>(*this, n_2x1, n_1x1); + case 4: return spawn_ranges<4>(*this, n_2x1, n_1x1); + case 5: return spawn_ranges<5>(*this, n_2x1, n_1x1); + case 6: return spawn_ranges<6>(*this, n_2x1, n_1x1); + case 7: return spawn_ranges<7>(*this, n_2x1, n_1x1); + } +} diff --git a/src/core/ranges/ranges.h b/src/core/ranges/ranges.h index 1b6d633..7c4a212 100644 --- a/src/core/ranges/ranges.h +++ b/src/core/ranges/ranges.h @@ -1,36 +1,36 @@ #pragma once +#include #include #include #include "utils/utility.h" +namespace klotski::codec { +class CommonCode; +} // namespace klotski::codec + namespace klotski::cases { -class Ranges : public std::vector { +class Ranges final : public std::vector { public: /// Spawn klotski-ranges that match the specified block numbers. void spawn(int n, int n_2x1, int n_1x1); + /// Flip the klotski-ranges every two bits in low-high symmetry. void reverse(); - /// Derive the legal klotski-ranges with specified head. + /// Derive the legal klotski-ranges from reversed ranges with specified head. void derive(int head, Ranges &output) const; - /// Check whether the combination of head and range is valid. + /// Check whether the combination of head and reversed range is valid. static KLSK_INLINE int check(int head, uint32_t range); }; -// typedef std::array RangesUnion; - class RangesUnion final : public std::array { - std::vector codes(); +public: + /// Export RangesUnion as CommonCode list. + [[nodiscard]] std::vector codes() const; }; -inline void Ranges::reverse() { - for (auto &x : *this) { - x = range_reverse(x); - } -} - } // namespace klotski::cases diff --git a/src/core/ranges/statistics.py b/src/core/ranges/statistics.py deleted file mode 100644 index cedd828..0000000 --- a/src/core/ranges/statistics.py +++ /dev/null @@ -1,524 +0,0 @@ -#!/usr/bin/env python3 - -def load(): - lines = open('tmp.txt').read().splitlines() - tmp = [x.split(' ') for x in lines] - data = [(int(x[0]), int(x[1]), int(x[2])) for x in tmp] - return data - - -def statis(data: list[tuple[int, int]]): - # data -> (distance, offset) - - distances = sorted({x[0] for x in data}) - - for distance in distances: - all_offsets = [x[1] for x in data if x[0] == distance] - offsets = sorted(set(all_offsets)) - - # print(distance, offsets) - - # for offset in offsets: - # print(offset, all_offsets.count(offset)) - - offset_num = {x: all_offsets.count(x) for x in offsets} - - print(f'{distance} -> {offset_num}') - - -if __name__ == '__main__': - raw_data = load() - - for head in range(16): - if head % 4 == 3: - continue - print(f'head = {head}') - statis([(x[1], x[2]) for x in raw_data]) - # statis([(x[1], x[2]) for x in raw_data if x[0] == head]) - print() - -""" -0 -> {7: 177, 8: 2619, 9: 21087, 10: 156415, 11: 756356, 12: 1755849, 13: 1981898, 14: 1057653, 15: 212797} -1 -> {9: 18544, 10: 192582, 11: 596880, 12: 785128, 13: 460136, 14: 98136} -2 -> {8: 3578, 9: 15480, 10: 18792, 11: 8920, 12: 1760, 13: 120} -3 -> {7: 498, 8: 1963, 9: 2215, 10: 1000, 11: 192, 12: 13} -4 -> {8: 67} -5 -> {8: 1722, 9: 42570, 10: 178524, 11: 275405, 12: 178288, 13: 40830} -8 -> {7: 8} -10 -> {7: 490, 8: 5889, 9: 11075, 10: 7000, 11: 1728, 12: 143} -13 -> {6: 1} -15 -> {8: 7852, 9: 57590, 10: 120000, 11: 96384, 12: 26468} -16 -> {6: 50, 7: 433, 8: 625, 9: 297, 10: 53, 11: 3} -32 -> {7: 866, 8: 2500, 9: 1782, 10: 424, 11: 30} -42 -> {7: 23} -43 -> {7: 410, 8: 6875, 9: 16929, 10: 13091, 11: 3039} -57 -> {6: 189, 7: 457, 8: 295, 9: 68, 10: 5} -95 -> {6: 7} -98 -> {6: 182, 7: 1371, 8: 1475, 9: 476, 10: 45} -119 -> {7: 1828, 8: 7670, 9: 8160, 10: 2510} -184 -> {5: 1} -190 -> {5: 52, 6: 276, 7: 221, 8: 47, 9: 2} -284 -> {6: 552, 7: 884, 8: 282, 9: 16} -326 -> {6: 10} -327 -> {6: 266, 7: 2431, 8: 2679, 9: 494} -591 -> {5: 162, 6: 269, 7: 112, 8: 13} -806 -> {5: 6} -810 -> {5: 156, 6: 807, 7: 560, 8: 91} -895 -> {6: 1076, 7: 2912, 8: 1560} -1784 -> {4: 18, 5: 73, 6: 32, 7: 3} -2276 -> {5: 146, 6: 128, 7: 18} -2446 -> {5: 9} -2447 -> {5: 64, 6: 352, 7: 171} -5245 -> {4: 51, 5: 33, 6: 5} -6341 -> {4: 1} -6346 -> {4: 50, 5: 99, 6: 25} -6687 -> {5: 132, 6: 130} -15147 -> {3: 1} -15162 -> {3: 20, 4: 33, 5: 2} -17588 -> {4: 66, 5: 8} -18270 -> {4: 2} -18271 -> {4: 31, 5: 22} -43243 -> {3: 31, 4: 13} -48548 -> {3: 3} -48554 -> {3: 28, 4: 39} -49919 -> {4: 52} -122103 -> {2: 1} -122124 -> {2: 5, 3: 3} -133652 -> {3: 6} -136382 -> {3: 2} -136383 -> {3: 1} -342265 -> {2: 5} -367139 -> {2: 2} -367146 -> {2: 3} -953634 -> {1: 1} -953662 -> {1: 1} -""" - -""" -head = 0 -0 -> {7: 24, 8: 357, 9: 2834, 10: 19468, 11: 85928, 12: 181284, 13: 185611, 14: 89839, 15: 16369} -1 -> {9: 2548, 10: 23998, 11: 67680, 12: 80822, 13: 42756, 14: 8178} -2 -> {8: 460, 9: 1932, 10: 2262, 11: 1024, 12: 190, 13: 12} -3 -> {7: 46, 8: 161, 9: 177, 10: 79, 11: 15, 12: 1} -4 -> {8: 8} -5 -> {8: 222, 9: 5313, 10: 21489, 11: 31616, 12: 19247, 13: 4083} -10 -> {7: 46, 8: 483, 9: 885, 10: 553, 11: 135, 12: 11} -15 -> {8: 644, 9: 4602, 10: 9480, 11: 7530, 12: 2036} -16 -> {6: 2, 7: 20, 8: 25, 9: 9, 10: 1} -32 -> {7: 40, 8: 100, 9: 54, 10: 8} -43 -> {7: 20, 8: 275, 9: 513, 10: 247} -57 -> {6: 13, 7: 25, 8: 10, 9: 1} -98 -> {6: 13, 7: 75, 8: 50, 9: 7} -119 -> {7: 100, 8: 260, 9: 120} -190 -> {5: 5, 6: 23, 7: 18, 8: 3} -284 -> {6: 46, 7: 72, 8: 18} -327 -> {6: 23, 7: 198, 8: 171} -591 -> {5: 11, 6: 18, 7: 8, 8: 1} -810 -> {5: 11, 6: 54, 7: 40, 8: 7} -895 -> {6: 72, 7: 208, 8: 120} -1784 -> {5: 2, 6: 1} -2276 -> {5: 4, 6: 4} -2447 -> {5: 2, 6: 11} -15162 -> {3: 1, 4: 1} -17588 -> {4: 2} -18271 -> {4: 1} -43243 -> {3: 3, 4: 1} -48554 -> {3: 3, 4: 3} -49919 -> {4: 4} -122124 -> {2: 1} -342265 -> {2: 1} -367146 -> {2: 1} - -head = 1 -0 -> {7: 9, 8: 165, 9: 1464, 10: 10920, 11: 54215, 12: 130359, 13: 151147, 14: 81673, 15: 16369} -1 -> {9: 1320, 10: 14456, 11: 47280, 12: 64758, 13: 38684, 14: 8178} -2 -> {8: 226, 9: 1104, 10: 1518, 11: 800, 12: 170, 13: 12} -3 -> {7: 21, 8: 88, 9: 113, 10: 59, 11: 13, 12: 1} -4 -> {8: 8} -5 -> {8: 105, 9: 3036, 10: 14421, 11: 24700, 12: 17221, 13: 4083} -10 -> {7: 21, 8: 264, 9: 565, 10: 413, 11: 117, 12: 11} -15 -> {8: 352, 9: 2938, 10: 7080, 11: 6526, 12: 2036} -16 -> {6: 1, 7: 12, 8: 18, 9: 8, 10: 1} -32 -> {7: 24, 8: 72, 9: 48, 10: 8} -43 -> {7: 12, 8: 198, 9: 456, 10: 247} -57 -> {6: 7, 7: 15, 8: 8, 9: 1} -98 -> {6: 7, 7: 45, 8: 40, 9: 7} -119 -> {7: 60, 8: 208, 9: 120} -190 -> {5: 2, 6: 12, 7: 12, 8: 3} -284 -> {6: 24, 7: 48, 8: 18} -327 -> {6: 12, 7: 132, 8: 171} -591 -> {5: 4, 6: 10, 7: 6, 8: 1} -810 -> {5: 4, 6: 30, 7: 30, 8: 7} -895 -> {6: 40, 7: 156, 8: 120} -15162 -> {4: 1} -17588 -> {4: 2} -18271 -> {4: 1} -43243 -> {3: 2, 4: 1} -48554 -> {3: 2, 4: 3} -49919 -> {4: 4} -122124 -> {2: 1, 3: 1} -133652 -> {3: 2} -136383 -> {3: 1} -342265 -> {2: 1} -367146 -> {2: 1} -953662 -> {1: 1} - -head = 2 -0 -> {7: 24, 8: 359, 9: 2838, 10: 19461, 11: 85764, 12: 181037, 13: 185611, 14: 89839, 15: 16369} -1 -> {9: 2556, 10: 24076, 11: 67800, 12: 80822, 13: 42756, 14: 8178} -2 -> {8: 460, 9: 1932, 10: 2262, 11: 1024, 12: 190, 13: 12} -3 -> {7: 44, 8: 165, 9: 179, 10: 79, 11: 15, 12: 1} -4 -> {8: 8} -5 -> {8: 222, 9: 5313, 10: 21489, 11: 31616, 12: 19247, 13: 4083} -10 -> {7: 44, 8: 495, 9: 895, 10: 553, 11: 135, 12: 11} -15 -> {8: 660, 9: 4654, 10: 9480, 11: 7530, 12: 2036} -16 -> {6: 2, 7: 19, 8: 27, 9: 10, 10: 1} -32 -> {7: 38, 8: 108, 9: 60, 10: 8} -43 -> {7: 19, 8: 297, 9: 570, 10: 247} -57 -> {6: 14, 7: 23, 8: 9, 9: 1} -98 -> {6: 14, 7: 69, 8: 45, 9: 7} -119 -> {7: 92, 8: 234, 9: 120} -190 -> {5: 5, 6: 23, 7: 18, 8: 3} -284 -> {6: 46, 7: 72, 8: 18} -327 -> {6: 23, 7: 198, 8: 171} -591 -> {5: 7, 6: 16, 7: 8, 8: 1} -810 -> {5: 7, 6: 48, 7: 40, 8: 7} -895 -> {6: 64, 7: 208, 8: 120} -5245 -> {4: 2, 5: 1} -6346 -> {4: 2, 5: 3} -6687 -> {5: 4} -15162 -> {3: 1, 4: 1} -17588 -> {4: 2} -18271 -> {4: 1} -43243 -> {3: 3, 4: 1} -48554 -> {3: 3, 4: 3} -49919 -> {4: 4} -122124 -> {2: 1} -342265 -> {2: 1} -367146 -> {2: 1} - -head = 4 -0 -> {7: 13, 8: 186, 9: 1638, 10: 12049, 11: 58254, 12: 135573, 13: 153173, 14: 81673, 15: 16369} -1 -> {9: 1464, 10: 15808, 11: 50040, 12: 66264, 13: 38684, 14: 8178} -2 -> {8: 244, 9: 1172, 10: 1584, 11: 816, 12: 170, 13: 12} -3 -> {7: 21, 8: 92, 9: 115, 10: 59, 11: 13, 12: 1} -5 -> {8: 122, 9: 3223, 10: 15048, 11: 25194, 12: 17221, 13: 4083} -10 -> {7: 21, 8: 276, 9: 575, 10: 413, 11: 117, 12: 11} -15 -> {8: 368, 9: 2990, 10: 7080, 11: 6526, 12: 2036} -16 -> {7: 4, 8: 12, 9: 7, 10: 1} -32 -> {7: 8, 8: 48, 9: 42, 10: 8} -43 -> {7: 4, 8: 132, 9: 399, 10: 247} -190 -> {5: 2, 6: 8, 7: 6, 8: 1} -284 -> {6: 16, 7: 24, 8: 6} -327 -> {6: 8, 7: 66, 8: 57} -591 -> {5: 7, 6: 16, 7: 8, 8: 1} -810 -> {5: 7, 6: 48, 7: 40, 8: 7} -895 -> {6: 64, 7: 208, 8: 120} -1784 -> {4: 1, 5: 3, 6: 1} -2276 -> {5: 6, 6: 4} -2447 -> {5: 3, 6: 11} -5245 -> {4: 4, 5: 5, 6: 1} -6346 -> {4: 4, 5: 15, 6: 5} -6687 -> {5: 20, 6: 26} -15162 -> {3: 1, 4: 1} -17588 -> {4: 2} -18271 -> {4: 1} -43243 -> {3: 2, 4: 1} -48554 -> {3: 2, 4: 3} -49919 -> {4: 4} -342265 -> {2: 1} -367139 -> {2: 1} -953634 -> {1: 1} - -head = 5 -0 -> {7: 5, 8: 124, 9: 1161, 10: 8742, 11: 43440, 12: 105459, 13: 126813, 14: 73507, 15: 16369} -1 -> {9: 1044, 10: 11492, 11: 37800, 12: 53714, 13: 34612, 14: 8178} -2 -> {8: 162, 9: 840, 10: 1176, 11: 648, 12: 150, 13: 12} -3 -> {7: 11, 8: 55, 9: 77, 10: 44, 11: 11, 12: 1} -5 -> {8: 81, 9: 2310, 10: 11172, 11: 20007, 12: 15195, 13: 4083} -10 -> {7: 11, 8: 165, 9: 385, 10: 308, 11: 99, 12: 11} -15 -> {8: 220, 9: 2002, 10: 5280, 11: 5522, 12: 2036} -190 -> {5: 1, 6: 6, 7: 5, 8: 1} -284 -> {6: 12, 7: 20, 8: 6} -327 -> {6: 6, 7: 55, 8: 57} -591 -> {5: 7, 6: 14, 7: 7, 8: 1} -810 -> {5: 7, 6: 42, 7: 35, 8: 7} -895 -> {6: 56, 7: 182, 8: 120} -1784 -> {4: 2, 5: 9, 6: 6, 7: 1} -2276 -> {5: 18, 6: 24, 7: 6} -2447 -> {5: 9, 6: 66, 7: 57} -5245 -> {4: 5, 5: 5, 6: 1} -6346 -> {4: 5, 5: 15, 6: 5} -6687 -> {5: 20, 6: 26} -15162 -> {3: 2, 4: 4, 5: 1} -17588 -> {4: 8, 5: 4} -18271 -> {4: 4, 5: 11} -43243 -> {3: 3, 4: 1} -48548 -> {3: 1} -48554 -> {3: 2, 4: 3} -49919 -> {4: 4} -122103 -> {2: 1} -122124 -> {2: 1, 3: 1} -133652 -> {3: 2} -136382 -> {3: 1} -342265 -> {2: 1} -367139 -> {2: 1} - -head = 6 -0 -> {7: 13, 8: 189, 9: 1635, 10: 11994, 11: 58832, 12: 137293, 13: 154186, 14: 81673, 15: 16369} -1 -> {9: 1464, 10: 15522, 11: 49200, 12: 65762, 13: 38684, 14: 8178} -2 -> {8: 244, 9: 1172, 10: 1584, 11: 816, 12: 170, 13: 12} -3 -> {7: 13, 8: 68, 9: 101, 10: 57, 11: 13, 12: 1} -5 -> {8: 122, 9: 3223, 10: 15048, 11: 25194, 12: 17221, 13: 4083} -10 -> {7: 13, 8: 204, 9: 505, 10: 399, 11: 117, 12: 11} -15 -> {8: 272, 9: 2626, 10: 6840, 11: 6526, 12: 2036} -57 -> {6: 4, 7: 12, 8: 7, 9: 1} -98 -> {6: 4, 7: 36, 8: 35, 9: 7} -119 -> {7: 48, 8: 182, 9: 120} -190 -> {5: 2, 6: 8, 7: 6, 8: 1} -284 -> {6: 16, 7: 24, 8: 6} -327 -> {6: 8, 7: 66, 8: 57} -591 -> {5: 7, 6: 16, 7: 8, 8: 1} -810 -> {5: 7, 6: 48, 7: 40, 8: 7} -895 -> {6: 64, 7: 208, 8: 120} -1784 -> {4: 1, 5: 3, 6: 1} -2276 -> {5: 6, 6: 4} -2447 -> {5: 3, 6: 11} -5245 -> {4: 6, 5: 5, 6: 1} -6341 -> {4: 1} -6346 -> {4: 5, 5: 15, 6: 5} -6687 -> {5: 20, 6: 26} -15147 -> {3: 1} -15162 -> {3: 2, 4: 4} -17588 -> {4: 8} -18270 -> {4: 2} -18271 -> {4: 2} -43243 -> {3: 6, 4: 2} -48548 -> {3: 2} -48554 -> {3: 4, 4: 6} -49919 -> {4: 8} -122124 -> {2: 1, 3: 1} -133652 -> {3: 2} -136382 -> {3: 1} - -head = 8 -0 -> {7: 18, 8: 204, 9: 1439, 10: 10794, 11: 54722, 12: 131998, 13: 152149, 14: 81673, 15: 16369} -1 -> {9: 1172, 10: 13130, 11: 43200, 12: 59738, 13: 36648, 14: 8178} -2 -> {8: 320, 9: 1368, 10: 1698, 11: 832, 12: 170, 13: 12} -3 -> {7: 30, 8: 133, 9: 163, 10: 77, 11: 15, 12: 1} -4 -> {8: 8} -5 -> {8: 152, 9: 3762, 10: 16131, 11: 25688, 12: 17221, 13: 4083} -10 -> {7: 30, 8: 399, 9: 815, 10: 539, 11: 135, 12: 11} -15 -> {8: 532, 9: 4238, 10: 9240, 11: 7530, 12: 2036} -16 -> {6: 5, 7: 26, 8: 29, 9: 10, 10: 1} -32 -> {7: 52, 8: 116, 9: 60, 10: 8} -43 -> {7: 26, 8: 319, 9: 570, 10: 247} -57 -> {6: 18, 7: 55, 8: 44, 9: 12, 10: 1} -98 -> {6: 18, 7: 165, 8: 220, 9: 84, 10: 9} -119 -> {7: 220, 8: 1144, 9: 1440, 10: 502} -190 -> {5: 2, 6: 8, 7: 6, 8: 1} -284 -> {6: 16, 7: 24, 8: 6} -327 -> {6: 8, 7: 66, 8: 57} -591 -> {5: 17, 6: 23, 7: 9, 8: 1} -806 -> {5: 2} -810 -> {5: 15, 6: 69, 7: 45, 8: 7} -895 -> {6: 92, 7: 234, 8: 120} -1784 -> {4: 3, 5: 12, 6: 3} -2276 -> {5: 24, 6: 12} -2446 -> {5: 5} -2447 -> {5: 7, 6: 33} -5245 -> {4: 11, 5: 8, 6: 1} -6346 -> {4: 11, 5: 24, 6: 5} -6687 -> {5: 32, 6: 26} -15162 -> {3: 3, 4: 6, 5: 1} -17588 -> {4: 12, 5: 4} -18271 -> {4: 6, 5: 11} -43243 -> {3: 2, 4: 1} -48554 -> {3: 2, 4: 3} -49919 -> {4: 4} - -head = 9 -0 -> {7: 5, 8: 103, 9: 863, 10: 6189, 11: 32410, 12: 85591, 13: 111607, 14: 69424, 15: 16369} -1 -> {9: 748, 10: 8866, 11: 31440, 12: 47690, 13: 32576, 14: 8178} -2 -> {8: 154, 9: 812, 10: 1164, 11: 648, 12: 150, 13: 12} -3 -> {7: 25, 8: 110, 9: 138, 10: 68, 11: 14, 12: 1} -4 -> {8: 8} -5 -> {8: 69, 9: 2233, 10: 11058, 11: 20007, 12: 15195, 13: 4083} -10 -> {7: 25, 8: 330, 9: 690, 10: 476, 11: 126, 12: 11} -15 -> {8: 440, 9: 3588, 10: 8160, 11: 7028, 12: 2036} -16 -> {6: 6, 7: 52, 8: 93, 9: 56, 10: 13, 11: 1} -32 -> {7: 104, 8: 372, 9: 336, 10: 104, 11: 10} -43 -> {7: 52, 8: 1023, 9: 3192, 10: 3211, 11: 1013} -57 -> {6: 19, 7: 58, 8: 45, 9: 12, 10: 1} -98 -> {6: 19, 7: 174, 8: 225, 9: 84, 10: 9} -119 -> {7: 232, 8: 1170, 9: 1440, 10: 502} -190 -> {5: 8, 6: 41, 7: 37, 8: 11, 9: 1} -284 -> {6: 82, 7: 148, 8: 66, 9: 8} -326 -> {6: 2} -327 -> {6: 39, 7: 407, 8: 627, 9: 247} -591 -> {5: 26, 6: 35, 7: 11, 8: 1} -806 -> {5: 2} -810 -> {5: 24, 6: 105, 7: 55, 8: 7} -895 -> {6: 140, 7: 286, 8: 120} -1784 -> {4: 5, 5: 20, 6: 10, 7: 1} -2276 -> {5: 40, 6: 40, 7: 6} -2446 -> {5: 3} -2447 -> {5: 17, 6: 110, 7: 57} -5245 -> {4: 7, 5: 5, 6: 1} -6346 -> {4: 7, 5: 15, 6: 5} -6687 -> {5: 20, 6: 26} -15162 -> {3: 2, 4: 3} -17588 -> {4: 6} -18271 -> {4: 3} -43243 -> {3: 2, 4: 1} -48554 -> {3: 2, 4: 3} -49919 -> {4: 4} - -head = 10 -0 -> {7: 18, 8: 222, 9: 1694, 10: 10423, 11: 48002, 12: 115822, 13: 137978, 14: 77590, 15: 16369} -1 -> {9: 1536, 10: 16406, 11: 51120, 12: 66766, 13: 38684, 14: 8178} -2 -> {8: 320, 9: 1368, 10: 1698, 11: 832, 12: 170, 13: 12} -3 -> {7: 30, 8: 133, 9: 163, 10: 77, 11: 15, 12: 1} -4 -> {8: 8} -5 -> {8: 152, 9: 3762, 10: 16131, 11: 25688, 12: 17221, 13: 4083} -10 -> {7: 30, 8: 399, 9: 815, 10: 539, 11: 135, 12: 11} -15 -> {8: 532, 9: 4238, 10: 9240, 11: 7530, 12: 2036} -16 -> {6: 5, 7: 26, 8: 29, 9: 10, 10: 1} -32 -> {7: 52, 8: 116, 9: 60, 10: 8} -43 -> {7: 26, 8: 319, 9: 570, 10: 247} -57 -> {6: 26, 7: 65, 8: 46, 9: 12, 10: 1} -98 -> {6: 26, 7: 195, 8: 230, 9: 84, 10: 9} -119 -> {7: 260, 8: 1196, 9: 1440, 10: 502} -190 -> {5: 6, 6: 40, 7: 27, 8: 4} -284 -> {6: 80, 7: 108, 8: 24} -326 -> {6: 4} -327 -> {6: 36, 7: 297, 8: 228} -591 -> {5: 31, 6: 52, 7: 20, 8: 2} -806 -> {5: 2} -810 -> {5: 29, 6: 156, 7: 100, 8: 14} -895 -> {6: 208, 7: 520, 8: 240} -1784 -> {4: 3, 5: 12, 6: 7, 7: 1} -2276 -> {5: 24, 6: 28, 7: 6} -2446 -> {5: 1} -2447 -> {5: 11, 6: 77, 7: 57} -5245 -> {4: 4, 5: 1} -6346 -> {4: 4, 5: 3} -6687 -> {5: 4} -15162 -> {3: 2, 4: 3} -17588 -> {4: 6} -18271 -> {4: 3} -43243 -> {3: 2, 4: 1} -48554 -> {3: 2, 4: 3} -49919 -> {4: 4} - -head = 12 -0 -> {7: 7, 8: 109, 9: 1467, 10: 14381, 11: 69851, 12: 155802, 13: 168367, 14: 85756, 15: 16369} -1 -> {9: 1368, 10: 15236, 11: 49080, 12: 65762, 13: 38684, 14: 8178} -2 -> {8: 104, 9: 360, 10: 330, 11: 104, 12: 10} -3 -> {7: 53, 8: 199, 9: 210, 10: 89, 11: 16, 12: 1} -5 -> {8: 52, 9: 990, 10: 3135, 11: 3211, 12: 1013} -10 -> {7: 53, 8: 597, 9: 1050, 10: 623, 11: 144, 12: 11} -15 -> {8: 796, 9: 5460, 10: 10680, 11: 8032, 12: 2036} -16 -> {6: 6, 7: 69, 8: 85, 9: 30, 10: 3} -32 -> {7: 138, 8: 340, 9: 180, 10: 24} -42 -> {7: 7} -43 -> {7: 62, 8: 935, 9: 1710, 10: 741} -57 -> {6: 46, 7: 110, 8: 69, 9: 15, 10: 1} -95 -> {6: 5} -98 -> {6: 41, 7: 330, 8: 345, 9: 105, 10: 9} -119 -> {7: 440, 8: 1794, 9: 1800, 10: 502} -184 -> {5: 1} -190 -> {5: 9, 6: 53, 7: 48, 8: 13, 9: 1} -284 -> {6: 106, 7: 192, 8: 78, 9: 8} -326 -> {6: 4} -327 -> {6: 49, 7: 528, 8: 741, 9: 247} -591 -> {5: 15, 6: 23, 7: 9, 8: 1} -810 -> {5: 15, 6: 69, 7: 45, 8: 7} -895 -> {6: 92, 7: 234, 8: 120} -1784 -> {4: 1, 5: 4, 6: 1} -2276 -> {5: 8, 6: 4} -2447 -> {5: 4, 6: 11} -5245 -> {4: 4, 5: 1} -6346 -> {4: 4, 5: 3} -6687 -> {5: 4} -15162 -> {3: 2, 4: 3} -17588 -> {4: 6} -18271 -> {4: 3} -43243 -> {3: 2, 4: 1} -48554 -> {3: 2, 4: 3} -49919 -> {4: 4} - -head = 13 -0 -> {7: 21, 8: 281, 9: 1934, 10: 16983, 11: 94877, 12: 239808, 13: 286889, 14: 159250, 15: 32738} -1 -> {9: 1516, 10: 16068, 11: 50280, 12: 66264, 13: 38684, 14: 8178} -2 -> {8: 424, 9: 1768, 10: 2046, 11: 936, 12: 180, 13: 12} -3 -> {7: 90, 8: 315, 9: 303, 10: 114, 11: 18, 12: 1} -4 -> {8: 3} -5 -> {8: 209, 9: 4862, 10: 19437, 11: 28899, 12: 18234, 13: 4083} -8 -> {7: 4} -10 -> {7: 86, 8: 945, 9: 1515, 10: 798, 11: 162, 12: 11} -13 -> {6: 1} -15 -> {8: 1260, 9: 7878, 10: 13680, 11: 9036, 12: 2036} -16 -> {6: 14, 7: 128, 8: 188, 9: 92, 10: 17, 11: 1} -32 -> {7: 256, 8: 752, 9: 552, 10: 136, 11: 10} -42 -> {7: 12} -43 -> {7: 116, 8: 2068, 9: 5244, 10: 4199, 11: 1013} -57 -> {6: 27, 7: 68, 8: 47, 9: 12, 10: 1} -95 -> {6: 2} -98 -> {6: 25, 7: 204, 8: 235, 9: 84, 10: 9} -119 -> {7: 272, 8: 1222, 9: 1440, 10: 502} -190 -> {5: 5, 6: 27, 7: 19, 8: 3} -284 -> {6: 54, 7: 76, 8: 18} -327 -> {6: 27, 7: 209, 8: 171} -591 -> {5: 15, 6: 23, 7: 9, 8: 1} -810 -> {5: 15, 6: 69, 7: 45, 8: 7} -895 -> {6: 92, 7: 234, 8: 120} -1784 -> {4: 1, 5: 4, 6: 1} -2276 -> {5: 8, 6: 4} -2447 -> {5: 4, 6: 11} -5245 -> {4: 4, 5: 1} -6346 -> {4: 4, 5: 3} -6687 -> {5: 4} -15162 -> {3: 2, 4: 3} -17588 -> {4: 6} -18271 -> {4: 3} -43243 -> {3: 2, 4: 1} -48554 -> {3: 2, 4: 3} -49919 -> {4: 4} - -head = 14 -0 -> {7: 20, 8: 320, 9: 2120, 10: 15011, 11: 70061, 12: 155823, 13: 168367, 14: 85756, 15: 16369} -1 -> {9: 1808, 10: 17524, 11: 51960, 12: 66766, 13: 38684, 14: 8178} -2 -> {8: 460, 9: 1652, 10: 1470, 11: 440, 12: 40} -3 -> {7: 114, 8: 444, 9: 476, 10: 198, 11: 34, 12: 2} -4 -> {8: 16} -5 -> {8: 214, 9: 4543, 10: 13965, 11: 13585, 12: 4052} -8 -> {7: 4} -10 -> {7: 110, 8: 1332, 9: 2380, 10: 1386, 11: 306, 12: 22} -15 -> {8: 1776, 9: 12376, 10: 23760, 11: 17068, 12: 4072} -16 -> {6: 9, 7: 77, 8: 119, 9: 65, 10: 14, 11: 1} -32 -> {7: 154, 8: 476, 9: 390, 10: 112, 11: 10} -42 -> {7: 4} -43 -> {7: 73, 8: 1309, 9: 3705, 10: 3458, 11: 1013} -57 -> {6: 15, 7: 26, 8: 10, 9: 1} -98 -> {6: 15, 7: 78, 8: 50, 9: 7} -119 -> {7: 104, 8: 260, 9: 120} -190 -> {5: 5, 6: 27, 7: 19, 8: 3} -284 -> {6: 54, 7: 76, 8: 18} -327 -> {6: 27, 7: 209, 8: 171} -591 -> {5: 15, 6: 23, 7: 9, 8: 1} -810 -> {5: 15, 6: 69, 7: 45, 8: 7} -895 -> {6: 92, 7: 234, 8: 120} -1784 -> {4: 1, 5: 4, 6: 1} -2276 -> {5: 8, 6: 4} -2447 -> {5: 4, 6: 11} -5245 -> {4: 4, 5: 1} -6346 -> {4: 4, 5: 3} -6687 -> {5: 4} -15162 -> {3: 2, 4: 3} -17588 -> {4: 6} -18271 -> {4: 3} -43243 -> {3: 2, 4: 1} -48554 -> {3: 2, 4: 3} -49919 -> {4: 4} -"""