Submission #1167325

#	Time	Username	Problem	Language	Result	Execution time	Memory
1167325		hyakup	Vision Program (IOI19_vision)	C++20	100 / 100	34 ms	3656 KiB

vision

#include "vision.h"
#include <bits/stdc++.h>
using namespace std;


void construct_network( int n, int m, int k ){

	auto id = [&]( int i, int j ){ return i*m + j; };

	vector<int> c, d;
	int a, b;

	vector<int> or1, or2, xor1, xor2;
	for( int x = 0; x < n + m - 1; x++ ){
		vector<int> v;
		for( int i = 0; i < n; i++ ) for( int j = 0; j < m; j++ ) if( i + j == x ) v.push_back(id(i, j));
		or1.push_back(add_or(v));
		xor1.push_back(add_xor(v));
	}
	for( int x = 1 - m; x < n; x++ ){
		vector<int> v;
		for( int i = 0; i < n; i++ ) for( int j = 0; j < m; j++ ) if( i - j == x ) v.push_back(id(i, j));
		or2.push_back(add_or(v));
		xor2.push_back(add_xor(v));
	}

	vector<int> v;
	for( int i = 0; i + k < n + m - 1; i++ ){
		vector<int> aux = {or1[i], or1[i + k]};
		v.push_back(add_and(aux));
	}
	a = add_xor(v);

	v.clear();
	for( int i = 0; i + k < n + m - 1; i++ ){
		vector<int> aux = {or2[i], or2[i + k] };
		v.push_back(add_and(aux));
	}
	b = add_xor(v);

	for( int i = 0; i + k - 1 < n + m - 1; i++ ){
		vector<int> aux, aux2;
		for( int j = i; j < i + k; j++ ) aux.push_back(or1[j]), aux2.push_back(xor1[j]);
		int x = add_xor(aux2), y = add_or(aux);
		x = add_not(x);
		aux = {x, y};
		c.push_back(add_and(aux));


		aux.clear();
		aux2.clear();
		for( int j = i; j < i + k; j++ ) aux.push_back(or2[j]), aux2.push_back(xor2[j]);
		x = add_xor(aux2); y = add_or(aux);
		x = add_not(x);
		aux = {x, y};
		d.push_back(add_and(aux));
	}

	vector<int> aux;

	int C = add_or(c);
	int D = add_or(d);
	aux = {a, D};
	int e = add_and(aux);
	aux = {b, C};
	int f = add_and(aux);
	aux = {a, b};
	int g = add_and(aux);

	aux = { e, f, g };
	add_or(aux);
}

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