제출 #1258100

#제출 시각아이디문제언어결과실행 시간메모리
1258100avighna3개의 봉우리 (IOI25_triples)C++20
6 / 100
181 ms1984 KiB
#include <bits/stdc++.h> long long count_triples(std::vector<int> H) { long long ans = 0; for (int i = 0; i < H.size(); ++i) { for (int j = i + 1; j < H.size() and j - i <= 10; ++j) { for (int k = j + 1; k < H.size() and k - j <= 10; ++k) { if (k - i > 10) { continue; } std::array<int, 3> a = {j - i, k - j, k - i}; std::array<int, 3> b = {H[i], H[j], H[k]}; std::sort(a.begin(), a.end()); std::sort(b.begin(), b.end()); ans += a == b; } } } return ans; } std::vector<int> construct_range(int M, int K) { return {1, 1, 1}; }
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