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authorYuqian Yang <crupest@crupest.life>2025-02-28 23:13:39 +0800
committerYuqian Yang <crupest@crupest.life>2025-02-28 23:13:39 +0800
commitdc1f0c4c0096013799416664894c5194dc7e1f52 (patch)
tree2f5d235f778cd720f4c39ec3e56b77ba6d99f375 /works/life/algorithm-contest-3/code/5.cpp
parent7299d424d90b1effb6db69e3476ddd5af72eeba4 (diff)
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chore(store): move everything to store.
Diffstat (limited to 'works/life/algorithm-contest-3/code/5.cpp')
-rw-r--r--works/life/algorithm-contest-3/code/5.cpp52
1 files changed, 0 insertions, 52 deletions
diff --git a/works/life/algorithm-contest-3/code/5.cpp b/works/life/algorithm-contest-3/code/5.cpp
deleted file mode 100644
index 8d70a55..0000000
--- a/works/life/algorithm-contest-3/code/5.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;
-}