提出 #73242635

ソースコード 拡げる

#include <bits/stdc++.h>
using namespace std;

typedef long long LL;
const int N = 200005;

int n, K;
int a[N];

int main() {
  cin >> n >> K;
  for (int i = 1; i <= n; i++) cin >> a[i];
  unordered_map<LL, int> cnt;
  LL sum = 0, ans = 0;
  cnt[0] = 1;
  for (int i = 1; i <= n; i++) {
      sum += a[i];
      ans += cnt[sum - K];
      cnt[sum]++;
  }
  cout << ans;
  return 0;
}

提出情報

提出日時
問題 E - 区間の合計
ユーザ yezicong1104
言語 C++23 (GCC 15.2.0)
得点 433
コード長 405 Byte
結果 AC
実行時間 121 ms
メモリ 23532 KiB

ジャッジ結果

セット名 Sample All
得点 / 配点 0 / 0 433 / 433
結果
AC × 3
AC × 60
セット名 テストケース
Sample sample01.txt, sample02.txt, sample03.txt
All sample01.txt, sample02.txt, sample03.txt, in01.txt, in02.txt, in03.txt, in04.txt, in05.txt, in06.txt, in07.txt, in08.txt, in09.txt, in10.txt, in11.txt, in12.txt, in13.txt, in14.txt, in15.txt, in16.txt, in17.txt, in18.txt, in19.txt, in20.txt, in21.txt, in22.txt, in23.txt, in24.txt, in25.txt, in26.txt, in27.txt, in28.txt, in29.txt, in30.txt, in31.txt, in32.txt, in33.txt, in34.txt, in35.txt, in36.txt, in37.txt, in38.txt, in39.txt, in40.txt, in41.txt, in42.txt, in43.txt, in44.txt, in45.txt, in46.txt, in47.txt, in48.txt, in49.txt, in50.txt, in51.txt, in52.txt, in53.txt, in54.txt, in55.txt, in56.txt, in57.txt
ケース名 結果 実行時間 メモリ
in01.txt AC 1 ms 3416 KiB
in02.txt AC 1 ms 3580 KiB
in03.txt AC 1 ms 3528 KiB
in04.txt AC 1 ms 3488 KiB
in05.txt AC 1 ms 3544 KiB
in06.txt AC 93 ms 23372 KiB
in07.txt AC 1 ms 3648 KiB
in08.txt AC 1 ms 3520 KiB
in09.txt AC 23 ms 4280 KiB
in10.txt AC 95 ms 23316 KiB
in11.txt AC 120 ms 23412 KiB
in12.txt AC 31 ms 6304 KiB
in13.txt AC 22 ms 4224 KiB
in14.txt AC 121 ms 23528 KiB
in15.txt AC 30 ms 13532 KiB
in16.txt AC 62 ms 4384 KiB
in17.txt AC 30 ms 13512 KiB
in18.txt AC 85 ms 13524 KiB
in19.txt AC 25 ms 4604 KiB
in20.txt AC 94 ms 23416 KiB
in21.txt AC 92 ms 23532 KiB
in22.txt AC 23 ms 4308 KiB
in23.txt AC 70 ms 13508 KiB
in24.txt AC 2 ms 3700 KiB
in25.txt AC 1 ms 3648 KiB
in26.txt AC 1 ms 3540 KiB
in27.txt AC 98 ms 23524 KiB
in28.txt AC 1 ms 3528 KiB
in29.txt AC 1 ms 3664 KiB
in30.txt AC 85 ms 13548 KiB
in31.txt AC 1 ms 3416 KiB
in32.txt AC 92 ms 23268 KiB
in33.txt AC 1 ms 3396 KiB
in34.txt AC 1 ms 3584 KiB
in35.txt AC 22 ms 4256 KiB
in36.txt AC 47 ms 10248 KiB
in37.txt AC 81 ms 16108 KiB
in38.txt AC 68 ms 16452 KiB
in39.txt AC 85 ms 13540 KiB
in40.txt AC 29 ms 5588 KiB
in41.txt AC 1 ms 3584 KiB
in42.txt AC 1 ms 3616 KiB
in43.txt AC 86 ms 13472 KiB
in44.txt AC 121 ms 23412 KiB
in45.txt AC 1 ms 3416 KiB
in46.txt AC 1 ms 3532 KiB
in47.txt AC 1 ms 3540 KiB
in48.txt AC 1 ms 3560 KiB
in49.txt AC 1 ms 3572 KiB
in50.txt AC 1 ms 3540 KiB
in51.txt AC 43 ms 23532 KiB
in52.txt AC 43 ms 23416 KiB
in53.txt AC 1 ms 3512 KiB
in54.txt AC 1 ms 3488 KiB
in55.txt AC 1 ms 3584 KiB
in56.txt AC 1 ms 3476 KiB
in57.txt AC 1 ms 3540 KiB
sample01.txt AC 1 ms 3444 KiB
sample02.txt AC 1 ms 3560 KiB
sample03.txt AC 1 ms 3528 KiB