Submission #1078025
Source Code Expand
#include <cstdio> #include <vector> #include <algorithm> #include <functional> #include <tuple> #include <map> #include <unordered_map> #include <set> #include <unordered_set> #include <array> #include <valarray> #include <climits> using namespace std; using ll = long long; int main() { int N, K; scanf("%d %d\n", &N, &K); vector<int> A(N); ll plus_sum = 0; ll plus_range_sum = 0; ll minus_range_sum = 0; ll range_sum_min = LLONG_MAX; for (int i = 0; i < N; ++i){ int ai; scanf("%d", &ai); getchar(); A[i] = ai; if (ai > 0){ plus_sum += ai; plus_range_sum += ai; }else{ minus_range_sum += -ai; } if (i >= K){ auto& aik = A[i - K]; if (aik > 0) plus_range_sum -= aik; if (aik < 0) minus_range_sum -= -aik; } if (i >= K - 1){ range_sum_min = min(plus_range_sum, range_sum_min); range_sum_min = min(minus_range_sum, range_sum_min); } } printf("%lld\n", plus_sum - range_sum_min); }
Submission Info
Submission Time | |
---|---|
Task | B - Contiguous Repainting |
User | painfulness |
Language | C++14 (GCC 5.4.1) |
Score | 400 |
Code Size | 1147 Byte |
Status | AC |
Exec Time | 16 ms |
Memory | 640 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:21:29: 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:29:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &ai); getchar(); ^
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 400 / 400 | ||||
Status |
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|
Set Name | Test Cases |
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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 | 2 ms | 256 KB |
0_01.txt | AC | 2 ms | 256 KB |
0_02.txt | AC | 2 ms | 256 KB |
0_03.txt | AC | 2 ms | 256 KB |
1_00.txt | AC | 2 ms | 256 KB |
1_01.txt | AC | 2 ms | 256 KB |
1_02.txt | AC | 2 ms | 256 KB |
1_03.txt | AC | 11 ms | 640 KB |
1_04.txt | AC | 16 ms | 640 KB |
1_05.txt | AC | 16 ms | 640 KB |
1_06.txt | AC | 16 ms | 640 KB |
1_07.txt | AC | 16 ms | 640 KB |
1_08.txt | AC | 15 ms | 640 KB |
1_09.txt | AC | 15 ms | 640 KB |
1_10.txt | AC | 15 ms | 640 KB |
1_11.txt | AC | 16 ms | 640 KB |
1_12.txt | AC | 15 ms | 640 KB |
1_13.txt | AC | 16 ms | 640 KB |
1_14.txt | AC | 15 ms | 640 KB |
1_15.txt | AC | 15 ms | 640 KB |
1_16.txt | AC | 16 ms | 640 KB |
1_17.txt | AC | 15 ms | 640 KB |
1_18.txt | AC | 15 ms | 640 KB |
1_19.txt | AC | 15 ms | 640 KB |
1_20.txt | AC | 15 ms | 640 KB |
1_21.txt | AC | 15 ms | 640 KB |