Submission #1294689
Source Code Expand
#include<bits/stdc++.h> using namespace std; int N, K; vector<int> arr; vector<vector<int> > ccp; int dpp(int n, int k) { if(n == -1) return k == 0; int &ret = ccp[n][k]; if(ret != -1) return ret; return ret = (arr[n] <= k && dpp(n - 1, k - arr[n])) | dpp(n - 1, k); } vector<vector<int> > ccs; int dps(int n, int k) { if(n == N) return k == 0; int &ret = ccs[n][k]; if(ret != -1) return ret; return ret = (arr[n] <= k && dps(n + 1, k - arr[n])) | dps(n + 1, k); } vector<int> mx; int main() { scanf("%d %d", &N, &K); arr.resize(N); for(int i = 0; i < N; i++) { scanf("%d", &arr[i]); } sort(arr.begin(), arr.end()); ccp = ccs = vector<vector<int> >(N, vector<int>(K, -1)); mx = vector<int>(K, 0); int cnt = N; for(int i = N - 1; i >= 0; i--) { int lb = max(0, K - arr[i]); for(int j = 0; j < K; j++) { if(j == 0 || (i != 0 && dpp(i - 1, j))) if(lb - j <= 0 || lb - j <= mx[j]) { cnt--; break; } } int c = -1; for(int j = K - 1; j >= 0; j--) { if(dps(i, K - 1 - j)) c = K - 1 - j; mx[j] = max(mx[j], c); } } printf("%d", cnt); }
Submission Info
Submission Time | |
---|---|
Task | D - No Need |
User | choikiwon |
Language | C++14 (GCC 5.4.1) |
Score | 600 |
Code Size | 1295 Byte |
Status | AC |
Exec Time | 1247 ms |
Memory | 196224 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:26:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d", &N, &K); ^ ./Main.cpp:29:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &arr[i]); ^
Judge Result
Set Name | Sample | Subtask | All | ||||||
---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 300 / 300 | 300 / 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 | 1 ms | 256 KB |
0_001.txt | AC | 1 ms | 256 KB |
0_002.txt | AC | 1 ms | 256 KB |
1_003.txt | AC | 1 ms | 256 KB |
1_004.txt | AC | 1 ms | 256 KB |
1_005.txt | AC | 1 ms | 256 KB |
1_006.txt | AC | 1 ms | 256 KB |
1_007.txt | AC | 1 ms | 256 KB |
1_008.txt | AC | 5 ms | 1536 KB |
1_009.txt | AC | 5 ms | 1536 KB |
1_010.txt | AC | 3 ms | 1536 KB |
1_011.txt | AC | 1 ms | 256 KB |
1_012.txt | AC | 3 ms | 1536 KB |
1_013.txt | AC | 1 ms | 256 KB |
1_014.txt | AC | 1 ms | 256 KB |
1_015.txt | AC | 3 ms | 1536 KB |
1_016.txt | AC | 1 ms | 256 KB |
1_017.txt | AC | 1 ms | 256 KB |
1_018.txt | AC | 1 ms | 256 KB |
1_019.txt | AC | 2 ms | 1024 KB |
1_020.txt | AC | 1 ms | 256 KB |
1_021.txt | AC | 2 ms | 896 KB |
1_022.txt | AC | 2 ms | 512 KB |
1_023.txt | AC | 1 ms | 256 KB |
1_024.txt | AC | 3 ms | 896 KB |
1_025.txt | AC | 3 ms | 1152 KB |
2_026.txt | AC | 1 ms | 256 KB |
2_027.txt | AC | 2 ms | 384 KB |
2_028.txt | AC | 2 ms | 384 KB |
2_029.txt | AC | 1197 ms | 196224 KB |
2_030.txt | AC | 1247 ms | 196224 KB |
2_031.txt | AC | 288 ms | 195968 KB |
2_032.txt | AC | 3 ms | 768 KB |
2_033.txt | AC | 288 ms | 195968 KB |
2_034.txt | AC | 2 ms | 768 KB |
2_035.txt | AC | 3 ms | 768 KB |
2_036.txt | AC | 332 ms | 196224 KB |
2_037.txt | AC | 2 ms | 640 KB |
2_038.txt | AC | 2 ms | 640 KB |
2_039.txt | AC | 2 ms | 640 KB |
2_040.txt | AC | 237 ms | 160640 KB |
2_041.txt | AC | 180 ms | 102784 KB |
2_042.txt | AC | 282 ms | 156928 KB |
2_043.txt | AC | 165 ms | 95360 KB |
2_044.txt | AC | 183 ms | 104576 KB |
2_045.txt | AC | 93 ms | 52352 KB |
2_046.txt | AC | 348 ms | 97280 KB |
2_047.txt | AC | 544 ms | 148608 KB |
2_048.txt | AC | 689 ms | 192128 KB |
2_049.txt | AC | 587 ms | 192128 KB |
2_050.txt | AC | 529 ms | 192128 KB |