Submission #1382584
Source Code Expand
#include <bits/stdc++.h> #define pii pair <int, int> #define mp make_pair #define f first #define s second #define pb push_back using namespace std; typedef unsigned long long ull; typedef long long ll; typedef long double ld; const int N = 1e5 + 10; const int NN = 20; const int INF = 1e9 + 7; int n, k; ll a[N], dp[N], pref[N], pos[N]; int main() { #define fn "balls" #ifdef witch freopen("input.txt", "r", stdin); freopen("output.txt", "w", stdout); #else // freopen(fn".in", "r", stdin); // freopen(fn".out", "w", stdout); #endif cin >> n >> k; for (int i = 1; i <= n; i++) { cin >> a[i]; pref[i] = pref[i - 1] + a[i]; pos[i] = pos[i - 1] + (a[i] > 0) * a[i]; } ll ans = 0; for (int i = 1; i + k - 1 <= n; i++) { ans = max(ans, pos[i - 1] + pos[n] - pos[i + k - 1] + max(0ll, pref[i + k - 1] - pref[i - 1])); } cout << ans; return 0; }
Submission Info
Submission Time | |
---|---|
Task | B - Contiguous Repainting |
User | Nurlykhan |
Language | C++14 (GCC 5.4.1) |
Score | 400 |
Code Size | 1003 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 | 42 ms | 2560 KB |
1_08.txt | AC | 43 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 | 42 ms | 2560 KB |
1_14.txt | AC | 41 ms | 2560 KB |
1_15.txt | AC | 44 ms | 2560 KB |
1_16.txt | AC | 43 ms | 2560 KB |
1_17.txt | AC | 41 ms | 2560 KB |
1_18.txt | AC | 43 ms | 2560 KB |
1_19.txt | AC | 41 ms | 2560 KB |
1_20.txt | AC | 43 ms | 2560 KB |
1_21.txt | AC | 43 ms | 2560 KB |