Submission #954845

#	Time	Username	Problem	Language	Result	Execution time	Memory
954845		Trisanu_Das	Vision Program (IOI19_vision)	C++17	66 / 100	671 ms	9948 KiB

vision

#include "vision.h"
#include <bits/stdc++.h>
using namespace std;
 
void construct_network(int n, int m, int k) {
	vector<int> OR;
	if (k == 1) {
		vector<int> row(n), col(m);
		for (int i = 0; i < n; ++i) {
			vector<int> p;
			for (int j = 0; j < m; ++j) p.push_back(i * m + j);
			row[i] = add_or(p);
		}
		for (int j = 0; j < m; ++j) {
			vector<int> p;
			for (int i = 0; i < n; ++i) p.push_back(i * m + j);
			col[j] = add_or(p);
		}
		int xor_for_rows = add_xor(row), xor_for_cols = add_xor(col);
		for (int i = 1; i < n; ++i) OR.push_back(add_and({row[i - 1], row[i], xor_for_cols}));
		for (int i = 1; i < m; ++i) OR.push_back(add_and({col[i - 1], col[i], xor_for_rows}));
	}
	else {
		int q = 1e4 - 1;
		for (int i = 0; i < n; ++i) {
			for (int j = 0; j < m; ++j) {
				vector<int> ask;
				for (int h = i; h < n; ++h) for (int w = (i == h ? j : 0); w < m; ++w) if (abs(i - h) + abs(j - w) == k && q > 1) ask.push_back(h * m + w);
				if (ask.size()) {
					q -= 2;
					OR.push_back(add_and({i * m + j, add_xor(ask)}));
				}
			}
		}
	}
	add_or(OR);
}

• Subtask 1: 10 / 10
• Subtask 2: 11 / 11
• Subtask 3: 11 / 11
• Subtask 4: 0 / 15
• Subtask 5: 12 / 12
• Subtask 6: 8 / 8
• Subtask 7: 14 / 14
• Subtask 8: 0 / 19