Submission #719467
Source Code Expand
#include <iostream> #include <vector> using namespace std; int main() { int n,k; cin >> n >> k; vector<int> a; for (int i = 0; i < n; ++i) { int x; cin >> x; a.push_back(x); } long long int s = 0; for (int i = 0; i < k; ++i) s += a[i]; long long int S = s; for (int i = 1; i <= n - k; ++i) S += (s += -a[i-1] + a[i+k-1]); cout << S << endl; return 0; }
Submission Info
Submission Time | |
---|---|
Task | C - 総和 |
User | nahcnuj |
Language | C++14 (GCC 5.4.1) |
Score | 100 |
Code Size | 391 Byte |
Status | AC |
Exec Time | 74 ms |
Memory | 892 KB |
Judge Result
Set Name | sample | subtask1 | subtask2 | ||||||
---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 50 / 50 | 50 / 50 | ||||||
Status |
|
|
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Set Name | Test Cases |
---|---|
sample | sample01.txt, sample02.txt |
subtask1 | 00, 01, 02, 03, 04, 05, 06, 07, 08, 09, 10, sample01.txt, sample02.txt |
subtask2 | 00.txt, 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt, 14.txt, 15.txt, 16.txt, 17.txt, 18.txt, 19.txt, sample01.txt, sample02.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
00.txt | AC | 5 ms | 256 KB |
01.txt | AC | 4 ms | 256 KB |
02.txt | AC | 5 ms | 256 KB |
03.txt | AC | 5 ms | 256 KB |
04.txt | AC | 5 ms | 256 KB |
05.txt | AC | 5 ms | 256 KB |
06.txt | AC | 5 ms | 256 KB |
07.txt | AC | 5 ms | 256 KB |
08.txt | AC | 5 ms | 256 KB |
09.txt | AC | 5 ms | 256 KB |
10.txt | AC | 5 ms | 256 KB |
11.txt | AC | 71 ms | 892 KB |
12.txt | AC | 73 ms | 892 KB |
13.txt | AC | 71 ms | 892 KB |
14.txt | AC | 70 ms | 892 KB |
15.txt | AC | 71 ms | 892 KB |
16.txt | AC | 70 ms | 892 KB |
17.txt | AC | 73 ms | 892 KB |
18.txt | AC | 34 ms | 892 KB |
19.txt | AC | 74 ms | 892 KB |
sample01.txt | AC | 4 ms | 256 KB |
sample02.txt | AC | 5 ms | 256 KB |