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author | Yuqian Yang <crupest@crupest.life> | 2025-02-28 23:13:39 +0800 |
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committer | Yuqian Yang <crupest@crupest.life> | 2025-02-28 23:13:39 +0800 |
commit | dc1f0c4c0096013799416664894c5194dc7e1f52 (patch) | |
tree | 2f5d235f778cd720f4c39ec3e56b77ba6d99f375 /works/solutions/acwing/1239.cpp | |
parent | 7299d424d90b1effb6db69e3476ddd5af72eeba4 (diff) | |
download | crupest-dc1f0c4c0096013799416664894c5194dc7e1f52.tar.gz crupest-dc1f0c4c0096013799416664894c5194dc7e1f52.tar.bz2 crupest-dc1f0c4c0096013799416664894c5194dc7e1f52.zip |
chore(store): move everything to store.
Diffstat (limited to 'works/solutions/acwing/1239.cpp')
-rw-r--r-- | works/solutions/acwing/1239.cpp | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/works/solutions/acwing/1239.cpp b/works/solutions/acwing/1239.cpp deleted file mode 100644 index c670cd4..0000000 --- a/works/solutions/acwing/1239.cpp +++ /dev/null @@ -1,52 +0,0 @@ -#include <algorithm>
-#include <iostream>
-
-int N, K;
-long long A[100010];
-
-long long M = 1000000009;
-
-int main() {
- std::ios_base::sync_with_stdio(false);
- std::cin.tie(nullptr);
-
- std::cin >> N >> K;
-
- for (int i = 0; i < N; i++) {
- std::cin >> A[i];
- }
-
- std::sort(A, A + N);
-
- long long result = 1;
- int left = 0, right = N - 1;
- long long sign = 1;
- int k = K;
-
- if (k % 2) {
- result = A[N - 1];
- right--;
- k--;
-
- if (result < 0) {
- sign = -1;
- }
- }
-
- while (k) {
- long long x = A[left] * A[left + 1], y = A[right] * A[right - 1];
-
- if (x * sign > y * sign) {
- result = x % M * result % M;
- left += 2;
- } else {
- result = y % M * result % M;
- right -= 2;
- }
- k -= 2;
- }
-
- std::cout << result;
-
- return 0;
-}
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