제출 #742305

#제출 시각아이디문제언어결과실행 시간메모리
742305t6twotwoVision Program (IOI19_vision)C++17
66 / 100
8 ms1108 KiB
#include "vision.h" #include <bits/stdc++.h> using namespace std; vector<int> v; void AND() { add_and(v); v.clear(); } void XOR() { add_xor(v); v.clear(); } void OR() { add_or(v); v.clear(); } void construct_network(int H, int W, int K) { int T = H * W; auto get = [&](int x, int y) { return x * W + y; }; if (min(H, W) == 1) { if (H != 1) { swap(H, W); } for (int i = 0; i + K < W; i++) { add_and({i, i + K}); v.push_back(T++); } OR(); return; } if (K == 1) { vector<int> A(H); for (int i = 0; i < H; i++) { for (int j = 0; j < W; j++) { v.push_back(get(i, j)); } A[i] = T++; OR(); } vector<int> B(W); for (int j = 0; j < W; j++) { for (int i = 0; i < H; i++) { v.push_back(get(i, j)); } B[j] = T++; OR(); } vector<int> C(H - 1); for (int i = 0; i + 1 < H; i++) { C[i] = T++; add_and({A[i], A[i + 1]}); } vector<int> D(W - 1); for (int i = 0; i + 1 < W; i++) { D[i] = T++; add_and({B[i], B[i + 1]}); } for (int i = 0; i < H; i++) { v.push_back(A[i]); } int x = T++; XOR(); for (int i = 0; i + 1 < W; i++) { v.push_back(D[i]); } int y = T++; OR(); int z = T++; add_and({x, y}); for (int i = 0; i < W; i++) { v.push_back(B[i]); } int a = T++; XOR(); for (int i = 0; i + 1 < H; i++) { v.push_back(C[i]); } int b = T++; OR(); int c = T++; add_and({a, b}); add_or({z, c}); return; } if (max(H, W) <= 30) { vector<int> t; for (int i = 0; i < H; i++) { for (int j = 0; j < W; j++) { set<int> s; for (int k = 0; k <= K; k++) { if (i - k >= 0) { if (j - (K - k) >= 0) { s.insert(get(i - k, j - (K - k))); } if (j + (K - k) < W) { s.insert(get(i - k, j + (K - k))); } } if (i + k < H) { if (j - (K - k) >= 0) { s.insert(get(i + k, j - (K - k))); } if (j + (K - k) < W) { s.insert(get(i + k, j + (K - k))); } } } for (int x : s) { v.push_back(x); } T++; if (v.empty()) { add_and({0, 1, 2}); } else { OR(); } t.push_back(T); add_and({get(i, j), T - 1}); T++; } } if (t.empty()) { add_and({0, 1, 2}); } else { add_or(t); } return; } for (int i = 0; i <= K; i++) { if (i < H && K - i < W) { add_and({0, get(i, K - i)}); v.push_back(T++); } } OR(); }
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