Submission #1031619

#	Time	Username	Problem	Language	Result	Execution time	Memory
1031619		Marco_Escandon	Vision Program (IOI19_vision)	C++17	100 / 100	29 ms	5212 KiB

vision

#include<bits/stdc++.h>
#include "vision.h"
using namespace std;
typedef int ll;
ll sol(ll k, vector<ll> a, vector<ll> b)
{
	vector<ll> temp1, temp2;
	for(int i=0; i<=a.size()-k; i++)
	{
		vector<ll> sub_vectora(a.begin() + i, a.begin() + i+k);
		vector<ll> sub_vectorb(b.begin() + i, b.begin() + i+k);
		temp1.push_back(add_and({add_not(add_xor(sub_vectora)),add_or(sub_vectora)}));
		temp2.push_back(add_and({add_not(add_xor(sub_vectorb)),add_or(sub_vectorb)}));
	}
	temp1.push_back(add_xor(a));
	temp2.push_back(add_xor(b));
	return add_and({add_or(temp1),add_or(temp2)});
}
void construct_network(int H, int W, int K) {
	vector<vector<ll>> ia(H+W), da(H+W);
	vector<ll>iaor,daor;
	for(int i=0; i<H; i++){
        for(int j=0; j<W; j++){
            ia[i+j].push_back(i*W+j);
            da[i-j+W-1].push_back(i*W+j);
        }
    }
	for(auto i:ia) if(i.size()>0) iaor.push_back(add_or(i));
	for(auto i:da) if(i.size()>0) daor.push_back(add_or(i));
	ll ans=add_and({sol(K+1,iaor,daor),add_not(sol(K,iaor,daor))});
}

Compilation message (stderr)

vision.cpp: In function 'll sol(ll, std::vector<int>, std::vector<int>)':
vision.cpp:8:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    8 |  for(int i=0; i<=a.size()-k; i++)
      |               ~^~~~~~~~~~~~
vision.cpp: In function 'void construct_network(int, int, int)':
vision.cpp:30:5: warning: unused variable 'ans' [-Wunused-variable]
   30 |  ll ans=add_and({sol(K+1,iaor,daor),add_not(sol(K,iaor,daor))});
      |     ^~~

• 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