AtCoder Beginner Contest 037

Submission #719467

Source codeソースコード

#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

Task問題 C - 総和
User nameユーザ名 nahcnuj
Created time投稿日時
Language言語 C++14 (GCC 5.4.1)
Status状態 AC
Score得点 100
Source lengthソースコード長 391 Byte
File nameファイル名
Exec time実行時間 74 ms
Memory usageメモリ使用量 892 KB

Test case

Set

Set name Score得点 / Max score Cases
sample - sample01.txt,sample02.txt
subtask1 50 / 50 00,01,02,03,04,05,06,07,08,09,10,sample01.txt,sample02.txt
subtask2 50 / 50 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

Test case

Case name Status状態 Exec time実行時間 Memory usageメモリ使用量
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