Submission #1005296
Source Code Expand
//ビームサーチ #include <iostream> #include <vector> #include <queue> #include <cstdlib> #include <string> #include <algorithm> #define int long long using namespace std; int n; int a[20000]; int power[17]; void randomSuffle() { static bool used[20000] = {false}; static int b[20000]; int t; for (int i = 0; i < n; i++) { do { t = rand() % n; } while (used[t]); used[t] = true; b[i] = a[t]; } for (int i = 0; i < n; i++) { a[i] = b[i]; } } //a < b (aをbより優先したい)ならtrueを返す。 bool compare(int &a, int &b) { for (int i = 0; i < 17; i++) { int a_cnt = (a / power[i]) % 10; int b_cnt = (b / power[i]) % 10; if (a_cnt != b_cnt) { return a_cnt > b_cnt; } } int a_sum = 0, b_sum = 0; for (int i = 0; i < 17; i++) { a_sum += (a / power[i]) % 10; b_sum += (b / power[i]) % 10; } return a_sum > b_sum; } signed main() { int i, j; power[0] = 1; for (i = 1; i < 17; i++) { power[i] = power[i - 1] * 10; } cin >> n; for (i = 0; i < n; i++) { cin >> a[i]; } randomSuffle(); //ビームサーチ(商品1から順に選ぶ, 選ばない, をする) //{1円硬貨の枚数, 10円硬貨の枚数, …}を辞書順降順に並べて、width個だけ採用。 //状態は:「金額」で持てばよい。 const int WIDTH = 10; static vector<int> states[2]; states[0].push_back(0); for (i = 0; i < n; i++) { for (j = 0; j < states[0].size(); j++) { states[1].push_back(states[0][j]); states[1].push_back(states[0][j] + a[i]); } sort(states[1].begin(), states[1].end(), compare); states[0].clear(); for (j = 0; j < min((int)states[1].size(), WIDTH); j++) states[0].push_back(states[1][j]); states[1].clear(); } int ans = 0; for (i = 0; i < 17; i++) { int max_cnt = 0; for (j = 0; j < states[0].size(); j++) { max_cnt = max(max_cnt, (states[0][j] / power[i]) % 10); } ans += max_cnt; } cout << ans << endl; return 0; }
Submission Info
Submission Time | |
---|---|
Task | B - Exact Payment |
User | startcpp |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 2025 Byte |
Status | WA |
Exec Time | 774 ms |
Memory | 640 KB |
Judge Result
Set Name | sample | All | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 1500 | ||||||||
Status |
|
|
Set Name | Test Cases |
---|---|
sample | sample-01.txt, sample-02.txt |
All | sample-01.txt, sample-02.txt, 01-01.txt, 01-02.txt, 01-03.txt, 01-04.txt, 01-05.txt, 01-06.txt, 01-07.txt, 01-08.txt, 01-09.txt, 01-10.txt, 01-11.txt, 01-12.txt, 01-13.txt, 01-14.txt, 01-15.txt, 01-16.txt, 01-17.txt, 01-18.txt, 01-19.txt, 01-20.txt, 01-21.txt, 01-22.txt, 01-23.txt, 01-24.txt, 01-25.txt, 01-26.txt, 01-27.txt, 01-28.txt, 01-29.txt, 01-30.txt, 01-31.txt, 01-32.txt, 01-33.txt, 01-34.txt, 01-35.txt, 01-36.txt, 01-37.txt, 01-38.txt, 01-39.txt, 01-40.txt, 01-41.txt, 01-42.txt, 01-43.txt, 01-44.txt, 01-45.txt, 01-46.txt, 01-47.txt, 01-48.txt, 01-49.txt, 01-50.txt, 01-51.txt, 01-52.txt, 01-53.txt, 01-54.txt, 01-55.txt, 01-56.txt, 01-57.txt, 01-58.txt, 01-59.txt, 01-60.txt, 01-61.txt, 01-62.txt, 01-63.txt, 01-64.txt, 01-65.txt, 01-66.txt, 01-67.txt, 01-68.txt, 01-69.txt, 01-70.txt, 01-71.txt, 01-72.txt, 01-73.txt, 01-74.txt, 01-75.txt, 01-76.txt, 01-77.txt, 01-78.txt, 01-79.txt, 01-80.txt, 01-81.txt, 01-82.txt, 01-83.txt, 01-84.txt, 01-85.txt, 01-86.txt, 01-87.txt, 01-88.txt, 01-89.txt, 01-90.txt, 01-91.txt, 01-92.txt, 01-93.txt, 01-94.txt, 01-95.txt, 01-96.txt, 01-97.txt, 01-98.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
01-01.txt | AC | 3 ms | 256 KB |
01-02.txt | AC | 3 ms | 256 KB |
01-03.txt | AC | 3 ms | 256 KB |
01-04.txt | WA | 3 ms | 256 KB |
01-05.txt | WA | 3 ms | 256 KB |
01-06.txt | WA | 188 ms | 512 KB |
01-07.txt | WA | 199 ms | 512 KB |
01-08.txt | WA | 219 ms | 512 KB |
01-09.txt | WA | 245 ms | 512 KB |
01-10.txt | WA | 379 ms | 512 KB |
01-11.txt | WA | 347 ms | 512 KB |
01-12.txt | WA | 232 ms | 512 KB |
01-13.txt | WA | 247 ms | 512 KB |
01-14.txt | WA | 194 ms | 512 KB |
01-15.txt | WA | 200 ms | 512 KB |
01-16.txt | WA | 248 ms | 512 KB |
01-17.txt | WA | 305 ms | 512 KB |
01-18.txt | WA | 187 ms | 512 KB |
01-19.txt | WA | 299 ms | 512 KB |
01-20.txt | WA | 191 ms | 512 KB |
01-21.txt | WA | 180 ms | 512 KB |
01-22.txt | WA | 180 ms | 512 KB |
01-23.txt | WA | 170 ms | 512 KB |
01-24.txt | WA | 183 ms | 512 KB |
01-25.txt | WA | 188 ms | 512 KB |
01-26.txt | WA | 191 ms | 512 KB |
01-27.txt | WA | 199 ms | 512 KB |
01-28.txt | WA | 182 ms | 512 KB |
01-29.txt | WA | 197 ms | 512 KB |
01-30.txt | WA | 211 ms | 512 KB |
01-31.txt | WA | 210 ms | 512 KB |
01-32.txt | WA | 191 ms | 512 KB |
01-33.txt | WA | 184 ms | 512 KB |
01-34.txt | WA | 183 ms | 512 KB |
01-35.txt | WA | 208 ms | 512 KB |
01-36.txt | WA | 182 ms | 512 KB |
01-37.txt | WA | 173 ms | 512 KB |
01-38.txt | WA | 238 ms | 512 KB |
01-39.txt | WA | 254 ms | 512 KB |
01-40.txt | WA | 245 ms | 512 KB |
01-41.txt | WA | 192 ms | 512 KB |
01-42.txt | WA | 188 ms | 512 KB |
01-43.txt | WA | 212 ms | 512 KB |
01-44.txt | WA | 552 ms | 512 KB |
01-45.txt | WA | 533 ms | 512 KB |
01-46.txt | WA | 197 ms | 512 KB |
01-47.txt | WA | 195 ms | 512 KB |
01-48.txt | WA | 174 ms | 512 KB |
01-49.txt | WA | 209 ms | 512 KB |
01-50.txt | WA | 194 ms | 512 KB |
01-51.txt | WA | 181 ms | 512 KB |
01-52.txt | WA | 189 ms | 512 KB |
01-53.txt | WA | 192 ms | 512 KB |
01-54.txt | WA | 192 ms | 512 KB |
01-55.txt | WA | 195 ms | 512 KB |
01-56.txt | WA | 222 ms | 512 KB |
01-57.txt | WA | 189 ms | 512 KB |
01-58.txt | WA | 169 ms | 512 KB |
01-59.txt | WA | 185 ms | 512 KB |
01-60.txt | WA | 193 ms | 512 KB |
01-61.txt | WA | 201 ms | 512 KB |
01-62.txt | WA | 168 ms | 512 KB |
01-63.txt | WA | 189 ms | 512 KB |
01-64.txt | WA | 195 ms | 512 KB |
01-65.txt | WA | 192 ms | 512 KB |
01-66.txt | WA | 774 ms | 512 KB |
01-67.txt | WA | 551 ms | 512 KB |
01-68.txt | WA | 485 ms | 640 KB |
01-69.txt | WA | 599 ms | 512 KB |
01-70.txt | WA | 554 ms | 512 KB |
01-71.txt | WA | 692 ms | 512 KB |
01-72.txt | WA | 660 ms | 512 KB |
01-73.txt | WA | 697 ms | 512 KB |
01-74.txt | WA | 711 ms | 512 KB |
01-75.txt | WA | 672 ms | 512 KB |
01-76.txt | WA | 658 ms | 512 KB |
01-77.txt | WA | 515 ms | 640 KB |
01-78.txt | WA | 665 ms | 512 KB |
01-79.txt | WA | 679 ms | 512 KB |
01-80.txt | WA | 683 ms | 512 KB |
01-81.txt | WA | 650 ms | 512 KB |
01-82.txt | WA | 718 ms | 512 KB |
01-83.txt | WA | 696 ms | 512 KB |
01-84.txt | WA | 723 ms | 512 KB |
01-85.txt | WA | 691 ms | 512 KB |
01-86.txt | WA | 628 ms | 512 KB |
01-87.txt | WA | 640 ms | 512 KB |
01-88.txt | WA | 695 ms | 512 KB |
01-89.txt | WA | 664 ms | 512 KB |
01-90.txt | WA | 621 ms | 512 KB |
01-91.txt | WA | 750 ms | 512 KB |
01-92.txt | WA | 693 ms | 512 KB |
01-93.txt | WA | 757 ms | 512 KB |
01-94.txt | WA | 691 ms | 512 KB |
01-95.txt | WA | 587 ms | 512 KB |
01-96.txt | WA | 591 ms | 512 KB |
01-97.txt | WA | 653 ms | 512 KB |
01-98.txt | WA | 676 ms | 512 KB |
sample-01.txt | AC | 3 ms | 256 KB |
sample-02.txt | WA | 3 ms | 256 KB |