제출 #1138016

#제출 시각아이디문제언어결과실행 시간메모리
1138016ConquerConquererpopa (BOI18_popa)C++20
0 / 100
5 ms424 KiB
#include <bits/stdc++.h> #include "popa.h" using namespace std; stack<int> st; int solve(int N, int* Left, int* Right) { int root = -1; for (int i = 0; i < N; i++) Left[i] = Right[i] = -1; for (int i = 0; i < N; i++) { while (st.size() && query(st.top(), i, i, i)) { Right[st.top()] = -1; Left[i] = st.top(); st.pop(); } if (st.empty()) root = i; else Right[st.top()] = i; st.push(i); } return root; }
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