제출 #501891

#제출 시각아이디문제언어결과실행 시간메모리
501891nightyHedgehog Daniyar and Algorithms (IZhO19_sortbooks)C++14
8 / 100
3088 ms6216 KiB
#include <bits/stdc++.h> using namespace std; bool canSort(vector<int>& a, int l, int r, int k) { for (int i = l; i < r; ++i) { int maxVal = 0; for (int j = i + 1; j <= r; ++j) { if (a[i] > a[j] && (min(a[i], a[j]) + maxVal > k || a[i] + a[j] > k)) { return false; } maxVal = max(maxVal, a[j]); } } return true; } int main() { ios_base::sync_with_stdio(false); cin.tie(nullptr); int n, m; cin >> n >> m; vector<int> a(n); for (auto& i : a) { cin >> i; } while (m--) { int l, r, k; cin >> l >> r >> k; --l, --r; cout << canSort(a, l, r, k) << '\n'; } return 0; }
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