제출 #62929

#제출 시각아이디문제언어결과실행 시간메모리
62929MatheusLealV보물 찾기 (CEOI13_treasure2)C++17
72 / 100
22 ms668 KiB
#include "treasure.h" #include <bits/stdc++.h> using namespace std; int ans[150][150], col[150], n, pref[150]; void solve(int l, int r, int k) { if(!k) return; if(l == r) col[l] = k; else { int mid = (l + r)/2; int A = countTreasure(1, l, n, mid); solve(l, mid, A), solve(mid + 1, r, k - A); } } void solve2(int id, int l, int r, int k) { if(!k) return; if(k == r - l + 1) { for(int i = l; i <= r; i++) ans[i][id] = 1; return; } if(l == r) ans[l][id] = k; else { int mid = (l + r)/2; int A = countTreasure(1, 1, mid, id); for(int i = 1; i <= id; i++) for(int j = 1; j <= mid; j++) A -= ans[j][i]; solve2(id, l, mid, A), solve2(id, mid + 1, r, k - A); } } int query[150][150]; void findTreasure (int N) { n = N; solve(1, N, countTreasure(1, 1, N, N)); for(int i = 1; i <= N; i++) pref[i] = pref[i - 1] + col[i]; for(int i = 1; i <= N; i++) solve2(i, 1, N, col[i]); for(int i = 1; i <= n; i++) for(int j = 1; j <= n; j++) if(ans[i][j] > 0) Report(i, j); }
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