Submission #2737726
Source Code Expand
#include <iostream> #include <vector> #include <algorithm> using namespace std; int main() { int n, k; cin >> n >> k; vector<long long int> a(n, 0); for (int i = 0; i < n; ++i) { cin >> a[i]; } vector<long long int> dp(n, 0); vector<long long int> dp_non_zero(n, 0); dp[0] = a[0]; dp_non_zero[0] = max(a[0], 0ll); for (int i = 1; i < n; ++i) { dp[i] = dp[i - 1] + a[i]; dp_non_zero[i] = dp_non_zero[i - 1] + max(a[i], 0ll); } long long int max_range = 0; for (int i = 0; i < n + 1 - k; ++i) { long long int temp1 = i != 0 ? dp_non_zero[i - 1] : 0ll; max_range = max(max_range, (dp[i + k - 1] - dp[i] + a[i]) + temp1 + (dp_non_zero[n - 1] - dp_non_zero[i + k - 1])); max_range = max(max_range, temp1 + (dp_non_zero[n - 1] - dp_non_zero[i + k - 1])); } cout << max_range << endl; return 0; }
Submission Info
Submission Time | |
---|---|
Task | B - Contiguous Repainting |
User | umisan |
Language | C++14 (GCC 5.4.1) |
Score | 400 |
Code Size | 896 Byte |
Status | AC |
Exec Time | 48 ms |
Memory | 2560 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 400 / 400 | ||||
Status |
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Set Name | Test Cases |
---|---|
Sample | 0_00.txt, 0_01.txt, 0_02.txt, 0_03.txt |
All | 0_00.txt, 0_01.txt, 0_02.txt, 0_03.txt, 1_00.txt, 1_01.txt, 1_02.txt, 1_03.txt, 1_04.txt, 1_05.txt, 1_06.txt, 1_07.txt, 1_08.txt, 1_09.txt, 1_10.txt, 1_11.txt, 1_12.txt, 1_13.txt, 1_14.txt, 1_15.txt, 1_16.txt, 1_17.txt, 1_18.txt, 1_19.txt, 1_20.txt, 1_21.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
0_00.txt | AC | 1 ms | 256 KB |
0_01.txt | AC | 1 ms | 256 KB |
0_02.txt | AC | 1 ms | 256 KB |
0_03.txt | AC | 1 ms | 256 KB |
1_00.txt | AC | 1 ms | 256 KB |
1_01.txt | AC | 1 ms | 256 KB |
1_02.txt | AC | 1 ms | 256 KB |
1_03.txt | AC | 18 ms | 2560 KB |
1_04.txt | AC | 45 ms | 2560 KB |
1_05.txt | AC | 48 ms | 2560 KB |
1_06.txt | AC | 42 ms | 2560 KB |
1_07.txt | AC | 43 ms | 2560 KB |
1_08.txt | AC | 44 ms | 2560 KB |
1_09.txt | AC | 43 ms | 2560 KB |
1_10.txt | AC | 42 ms | 2560 KB |
1_11.txt | AC | 43 ms | 2560 KB |
1_12.txt | AC | 43 ms | 2560 KB |
1_13.txt | AC | 43 ms | 2560 KB |
1_14.txt | AC | 42 ms | 2560 KB |
1_15.txt | AC | 44 ms | 2560 KB |
1_16.txt | AC | 43 ms | 2560 KB |
1_17.txt | AC | 42 ms | 2560 KB |
1_18.txt | AC | 44 ms | 2560 KB |
1_19.txt | AC | 41 ms | 2560 KB |
1_20.txt | AC | 44 ms | 2560 KB |
1_21.txt | AC | 43 ms | 2560 KB |