Submission #1609268
Source Code Expand
#include <stdio.h> #include <iostream> #include <vector> #include <algorithm> #include <random> #include <chrono> #include <map> #include <set> #include <numeric> #include <unordered_map> #include <unordered_set> #include <cstring> #include <sstream> #include <queue> #include <bitset> using namespace std; using ll = unsigned long long; using triplet = tuple<ll, ll, ll>; using vll = vector<ll>; using vi = vector<int>; using vvi = vector<vi>; int main() { #ifdef LOCAL_TEST freopen("data.txt", "r", stdin); #endif int n, K; scanf("%d %d\n", &n, &K); vi cards(n); for (int i = 0; i < n; ++i) scanf("%d", &cards[i]); sort(cards.begin(), cards.end(), std::greater<int>()); // if any sum between [K-cards[i], K) exists that means this card is unnecessary bitset<5002> sum; sum[0] = 1; int result = 0; for (auto c : cards) { if (c >= K) continue; result++; for (int i = K-c; i < K; ++i) { if (sum[i]) { result = 0; break; } } sum |= sum << c; } printf("%d\n", result); return 0; }
Submission Info
Submission Time | |
---|---|
Task | D - No Need |
User | irfanzaidi |
Language | C++14 (GCC 5.4.1) |
Score | 600 |
Code Size | 1228 Byte |
Status | AC |
Exec Time | 9 ms |
Memory | 256 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:31:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d\n", &n, &K); ^ ./Main.cpp:34:55: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] for (int i = 0; i < n; ++i) scanf("%d", &cards[i]); ^
Judge Result
Set Name | Sample | Subtask | All | ||||||
---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 300 / 300 | 300 / 300 | ||||||
Status |
|
|
|
Set Name | Test Cases |
---|---|
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 | 1 ms | 256 KB |
1_009.txt | AC | 1 ms | 256 KB |
1_010.txt | AC | 1 ms | 256 KB |
1_011.txt | AC | 1 ms | 256 KB |
1_012.txt | AC | 1 ms | 256 KB |
1_013.txt | AC | 1 ms | 256 KB |
1_014.txt | AC | 1 ms | 256 KB |
1_015.txt | AC | 1 ms | 256 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 | 1 ms | 256 KB |
1_020.txt | AC | 1 ms | 256 KB |
1_021.txt | AC | 1 ms | 256 KB |
1_022.txt | AC | 1 ms | 256 KB |
1_023.txt | AC | 1 ms | 256 KB |
1_024.txt | AC | 1 ms | 256 KB |
1_025.txt | AC | 1 ms | 256 KB |
2_026.txt | AC | 1 ms | 256 KB |
2_027.txt | AC | 1 ms | 256 KB |
2_028.txt | AC | 1 ms | 256 KB |
2_029.txt | AC | 3 ms | 256 KB |
2_030.txt | AC | 3 ms | 256 KB |
2_031.txt | AC | 2 ms | 256 KB |
2_032.txt | AC | 2 ms | 256 KB |
2_033.txt | AC | 2 ms | 256 KB |
2_034.txt | AC | 2 ms | 256 KB |
2_035.txt | AC | 2 ms | 256 KB |
2_036.txt | AC | 9 ms | 256 KB |
2_037.txt | AC | 1 ms | 256 KB |
2_038.txt | AC | 1 ms | 256 KB |
2_039.txt | AC | 1 ms | 256 KB |
2_040.txt | AC | 2 ms | 256 KB |
2_041.txt | AC | 6 ms | 256 KB |
2_042.txt | AC | 8 ms | 256 KB |
2_043.txt | AC | 3 ms | 256 KB |
2_044.txt | AC | 4 ms | 256 KB |
2_045.txt | AC | 3 ms | 256 KB |
2_046.txt | AC | 2 ms | 256 KB |
2_047.txt | AC | 2 ms | 256 KB |
2_048.txt | AC | 2 ms | 256 KB |
2_049.txt | AC | 2 ms | 256 KB |
2_050.txt | AC | 2 ms | 256 KB |