Submission #3217103
Source Code Expand
#include <bits/stdc++.h> typedef long long i64; using std::cout; using std::endl; using std::cin; struct Slide_Max { std::deque<int> deq; std::vector<i64> v; int k, i; i64 ret; Slide_Max(int k) : k(k) { deq.clear(); v.clear(); ret = 0; i = 0; } i64 push(i64 x) { v.push_back(x); while(!deq.empty() and v[deq.back()] <= v[i]) { deq.pop_back(); } deq.push_back(i); ret = v[deq.front()]; if(deq.front() == i - k + 1) deq.pop_front(); i++; return ret; } i64 get() { return (v.size() ? ret : -1); }; }; int main(){ int n, m, k; cin >> n >> m >> k; std::vector<i64> a(n); for(int i = 0; i < n; i++) cin >> a[i]; Slide_Max sm[k + 1](m); sm[0].push(0); std::vector<std::vector<i64>> dp(n + 1, std::vector<i64>(k + 1, 0)); for(int i = 0; i < n; i++) { for(i64 j = k - 1; j >= 0; j--) { if(sm[j].get() == -1) continue; i64 ma = sm[j].get(); dp[i + 1][j + 1] = ma + a[i] * (j + 1); sm[j + 1].push(dp[i + 1][j + 1]); } } i64 ma = 0; for(int i = 0; i <= n; i++) ma = std::max(ma, dp[i][k]); cout << ma << endl; return 0; }
Submission Info
Submission Time | |
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Task | A - Struck Out |
User | ecasdqina |
Language | C++14 (GCC 5.4.1) |
Score | 700 |
Code Size | 1152 Byte |
Status | AC |
Exec Time | 1165 ms |
Memory | 481176 KB |
Judge Result
Set Name | Sample | subtask1 | subtask2 | subtask3 | All | ||||||||||
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Score / Max Score | 0 / 0 | 100 / 100 | 200 / 200 | 300 / 300 | 100 / 100 | ||||||||||
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Set Name | Test Cases |
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Sample | sample_1.txt, sample_2.txt, sample_3.txt |
subtask1 | sample_2.txt, subtask_1_1.txt, subtask_1_2.txt, subtask_1_3.txt, subtask_1_4.txt, subtask_1_5.txt, subtask_1_6.txt, subtask_1_7.txt, subtask_1_8.txt, subtask_1_9.txt |
subtask2 | sample_1.txt, sample_2.txt, sample_3.txt, subtask_2_1.txt, subtask_2_2.txt, subtask_2_3.txt, subtask_2_4.txt, subtask_2_5.txt, subtask_2_6.txt, subtask_2_7.txt, subtask_2_8.txt, subtask_2_9.txt |
subtask3 | sample_1.txt, sample_2.txt, sample_3.txt, subtask_2_1.txt, subtask_2_2.txt, subtask_2_3.txt, subtask_2_4.txt, subtask_2_5.txt, subtask_2_6.txt, subtask_2_7.txt, subtask_2_8.txt, subtask_2_9.txt, subtask_3_1.txt, subtask_3_2.txt, subtask_3_3.txt, subtask_3_4.txt, subtask_3_5.txt, subtask_3_6.txt, subtask_3_7.txt, subtask_3_8.txt, subtask_3_9.txt |
All | sample_1.txt, sample_2.txt, sample_3.txt, sample_1.txt, sample_2.txt, sample_3.txt, subtask_1_1.txt, subtask_1_2.txt, subtask_1_3.txt, subtask_1_4.txt, subtask_1_5.txt, subtask_1_6.txt, subtask_1_7.txt, subtask_1_8.txt, subtask_1_9.txt, subtask_2_1.txt, subtask_2_2.txt, subtask_2_3.txt, subtask_2_4.txt, subtask_2_5.txt, subtask_2_6.txt, subtask_2_7.txt, subtask_2_8.txt, subtask_2_9.txt, subtask_3_1.txt, subtask_3_2.txt, subtask_3_3.txt, subtask_3_4.txt, subtask_3_5.txt, subtask_3_6.txt, subtask_3_7.txt, subtask_3_8.txt, subtask_3_9.txt, subtask_4_1.txt, subtask_4_10.txt, subtask_4_11.txt, subtask_4_12.txt, subtask_4_13.txt, subtask_4_2.txt, subtask_4_3.txt, subtask_4_4.txt, subtask_4_5.txt, subtask_4_6.txt, subtask_4_7.txt, subtask_4_8.txt, subtask_4_9.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
sample_1.txt | AC | 1 ms | 256 KB |
sample_2.txt | AC | 1 ms | 256 KB |
sample_3.txt | AC | 1 ms | 256 KB |
subtask_1_1.txt | AC | 1 ms | 384 KB |
subtask_1_2.txt | AC | 104 ms | 55808 KB |
subtask_1_3.txt | AC | 1164 ms | 479876 KB |
subtask_1_4.txt | AC | 6 ms | 3584 KB |
subtask_1_5.txt | AC | 57 ms | 13844 KB |
subtask_1_6.txt | AC | 2 ms | 896 KB |
subtask_1_7.txt | AC | 322 ms | 164152 KB |
subtask_1_8.txt | AC | 1158 ms | 479876 KB |
subtask_1_9.txt | AC | 4 ms | 2816 KB |
subtask_2_1.txt | AC | 1 ms | 512 KB |
subtask_2_2.txt | AC | 1 ms | 384 KB |
subtask_2_3.txt | AC | 1 ms | 384 KB |
subtask_2_4.txt | AC | 1 ms | 384 KB |
subtask_2_5.txt | AC | 1 ms | 256 KB |
subtask_2_6.txt | AC | 1 ms | 256 KB |
subtask_2_7.txt | AC | 1 ms | 512 KB |
subtask_2_8.txt | AC | 1 ms | 512 KB |
subtask_2_9.txt | AC | 1 ms | 384 KB |
subtask_3_1.txt | AC | 113 ms | 52588 KB |
subtask_3_2.txt | AC | 113 ms | 52588 KB |
subtask_3_3.txt | AC | 109 ms | 51744 KB |
subtask_3_4.txt | AC | 91 ms | 42224 KB |
subtask_3_5.txt | AC | 6 ms | 3328 KB |
subtask_3_6.txt | AC | 80 ms | 29556 KB |
subtask_3_7.txt | AC | 113 ms | 52588 KB |
subtask_3_8.txt | AC | 11 ms | 6528 KB |
subtask_3_9.txt | AC | 114 ms | 52592 KB |
subtask_4_1.txt | AC | 1165 ms | 479876 KB |
subtask_4_10.txt | AC | 849 ms | 479984 KB |
subtask_4_11.txt | AC | 916 ms | 480020 KB |
subtask_4_12.txt | AC | 964 ms | 480328 KB |
subtask_4_13.txt | AC | 983 ms | 481176 KB |
subtask_4_2.txt | AC | 1029 ms | 479876 KB |
subtask_4_3.txt | AC | 1157 ms | 479876 KB |
subtask_4_4.txt | AC | 1152 ms | 479876 KB |
subtask_4_5.txt | AC | 917 ms | 406468 KB |
subtask_4_6.txt | AC | 96 ms | 41960 KB |
subtask_4_7.txt | AC | 508 ms | 256908 KB |
subtask_4_8.txt | AC | 1153 ms | 475148 KB |
subtask_4_9.txt | AC | 428 ms | 214724 KB |