Submission #1231457
Source Code Expand
#include <algorithm> #include <cmath> #include <iostream> #include <map> #include <queue> #include <set> #include <string> #include <vector> #define rep(i, n) for (lli i = 0; i < (n); i++) #define rrep(i, n) for (lli i = (n)-1; i >= 0; i--) using namespace std; using lli = long long int; lli MOD = 1e9 + 7; bool dp[5100][5510] = {}; int main() { //つまり考えるべきことはi以外でもっともSに近いものを作るてその総和+a_iがKを超えれば不必要ではない //これはk>=a_i + S つまり(k-a_i)<=s&&s<kなるsの存在判定 //iで毎回dpすればn^2kで部分点 lli n, k; lli a[100005]; cin >> n >> k; rep(i, n) cin >> a[i]; sort(a, a + n); int cnt = 0; int u = n; int L = 0; while (u - L > 1) { rep(i, 5100) rep(j, 5510) dp[i][j] = false; int i = (u + L) / 2; dp[0][0] = true; rep(j, n) rep(l, k) { if (dp[j][l]) dp[j + 1][l] = true; if (i == j) continue; if (dp[j][l] && a[j] + l < k) { dp[j + 1][a[j] + l] = true; } } bool flag = false; rrep(l, k) { if (dp[n][l]) { if (l + a[i] >= k) { flag = true; u = i; break; } } } if (!flag) L = i; } cout << u << endl; }
Submission Info
Submission Time | |
---|---|
Task | D - No Need |
User | uenoku |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 1529 Byte |
Status | WA |
Exec Time | 684 ms |
Memory | 27776 KB |
Judge Result
Set Name | Sample | Subtask | All | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 300 | 0 / 300 | ||||||||||
Status |
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Set Name | Test Cases |
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Sample | 0_000.txt, 0_001.txt, 0_002.txt |
Subtask | 0_000.txt, 0_001.txt, 0_002.txt, 1_003.txt, 1_004.txt, 1_005.txt, 1_006.txt, 1_007.txt, 1_008.txt, 1_009.txt, 1_010.txt, 1_011.txt, 1_012.txt, 1_013.txt, 1_014.txt, 1_015.txt, 1_016.txt, 1_017.txt, 1_018.txt, 1_019.txt, 1_020.txt, 1_021.txt, 1_022.txt, 1_023.txt, 1_024.txt, 1_025.txt |
All | 0_000.txt, 0_001.txt, 0_002.txt, 1_003.txt, 1_004.txt, 1_005.txt, 1_006.txt, 1_007.txt, 1_008.txt, 1_009.txt, 1_010.txt, 1_011.txt, 1_012.txt, 1_013.txt, 1_014.txt, 1_015.txt, 1_016.txt, 1_017.txt, 1_018.txt, 1_019.txt, 1_020.txt, 1_021.txt, 1_022.txt, 1_023.txt, 1_024.txt, 1_025.txt, 2_026.txt, 2_027.txt, 2_028.txt, 2_029.txt, 2_030.txt, 2_031.txt, 2_032.txt, 2_033.txt, 2_034.txt, 2_035.txt, 2_036.txt, 2_037.txt, 2_038.txt, 2_039.txt, 2_040.txt, 2_041.txt, 2_042.txt, 2_043.txt, 2_044.txt, 2_045.txt, 2_046.txt, 2_047.txt, 2_048.txt, 2_049.txt, 2_050.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
0_000.txt | AC | 17 ms | 27648 KB |
0_001.txt | AC | 38 ms | 27648 KB |
0_002.txt | AC | 38 ms | 27648 KB |
1_003.txt | WA | 1 ms | 256 KB |
1_004.txt | WA | 1 ms | 256 KB |
1_005.txt | WA | 1 ms | 256 KB |
1_006.txt | AC | 48 ms | 27648 KB |
1_007.txt | WA | 38 ms | 27648 KB |
1_008.txt | WA | 90 ms | 27648 KB |
1_009.txt | AC | 100 ms | 27648 KB |
1_010.txt | WA | 89 ms | 27648 KB |
1_011.txt | WA | 88 ms | 27648 KB |
1_012.txt | WA | 89 ms | 27648 KB |
1_013.txt | WA | 88 ms | 27648 KB |
1_014.txt | WA | 88 ms | 27648 KB |
1_015.txt | WA | 91 ms | 27648 KB |
1_016.txt | AC | 38 ms | 27648 KB |
1_017.txt | WA | 37 ms | 27648 KB |
1_018.txt | AC | 48 ms | 27648 KB |
1_019.txt | AC | 100 ms | 27648 KB |
1_020.txt | WA | 88 ms | 27648 KB |
1_021.txt | WA | 90 ms | 27648 KB |
1_022.txt | WA | 78 ms | 27648 KB |
1_023.txt | WA | 78 ms | 27648 KB |
1_024.txt | AC | 89 ms | 27648 KB |
1_025.txt | AC | 100 ms | 27648 KB |
2_026.txt | WA | 1 ms | 256 KB |
2_027.txt | AC | 58 ms | 27648 KB |
2_028.txt | WA | 48 ms | 27648 KB |
2_029.txt | WA | 521 ms | 27776 KB |
2_030.txt | AC | 563 ms | 27776 KB |
2_031.txt | WA | 332 ms | 27776 KB |
2_032.txt | WA | 131 ms | 27776 KB |
2_033.txt | WA | 331 ms | 27776 KB |
2_034.txt | WA | 130 ms | 27776 KB |
2_035.txt | WA | 130 ms | 27776 KB |
2_036.txt | WA | 684 ms | 27776 KB |
2_037.txt | AC | 48 ms | 27648 KB |
2_038.txt | WA | 38 ms | 27648 KB |
2_039.txt | AC | 48 ms | 27648 KB |
2_040.txt | AC | 510 ms | 27776 KB |
2_041.txt | WA | 428 ms | 27776 KB |
2_042.txt | WA | 583 ms | 27776 KB |
2_043.txt | WA | 317 ms | 27776 KB |
2_044.txt | WA | 399 ms | 27776 KB |
2_045.txt | WA | 252 ms | 27776 KB |
2_046.txt | AC | 348 ms | 27776 KB |
2_047.txt | AC | 453 ms | 27776 KB |
2_048.txt | AC | 543 ms | 27776 KB |
2_049.txt | AC | 600 ms | 27776 KB |
2_050.txt | AC | 562 ms | 27776 KB |