Submission #152192

#	Time	Username	Problem	Language	Result	Execution time	Memory
152192		stefdasca	Vision Program (IOI19_vision)	C++14	0 / 100	13 ms	1372 KiB

vision

#include "vision.h"
#include<bits/stdc++.h>
using namespace std;
void construct_network(int H, int W, int K)
{
    int query_number = H * W - 1;
    vector<int>mn, sc;
    for(int i = H - 1; i >= 0; --i)
    {
        vector<int>pz;
        for(int a = i, b = 0; a < H && b < W; ++a, ++b)
            pz.push_back(a * W + b);
        if(i == H-1)
            add_xor(pz), ++query_number;
        else
            add_xor({query_number, add_xor(pz)}), query_number += 2;
        mn.push_back(query_number);
    }
    for(int i = 1; i < W; ++i)
    {
        vector<int>pz;
        for(int a = 0, b = i; a < H && b < W; ++a, ++b)
            pz.push_back(a * W + b);
        add_xor({query_number, add_xor(pz)}), query_number += 2;
        mn.push_back(query_number);
    }
    for(int i = 0; i < W; ++i)
    {
        vector<int>pz;
        for(int a = 0, b = i; a < H && b >= 0; ++a, --b)
            pz.push_back(a * W + b);
        if(i == 0)
            add_xor(pz), ++query_number;
        else
            add_xor({query_number, add_xor(pz)}), query_number += 2;
        sc.push_back(query_number);
    }
    for(int i = 1; i < H; ++i)
    {
        vector<int>pz;
        for(int a = i, b = W - 1; a < H && b >= 0; ++a, --b)
            pz.push_back(a * W + b);
        add_xor({query_number, add_xor(pz)});
        query_number += 2;
        sc.push_back(query_number);
    }
    vector<int>lst;
    for(int i = K+1; i < mn.size(); ++i)
    {
        add_xor({add_and({mn[i-K], mn[i]}), add_and({mn[i-K-1], mn[i]})});
        query_number += 3;
        lst.push_back(query_number);
    }
    for(int i = K+1; i < sc.size(); ++i)
    {
        add_xor({add_and({sc[i-K], sc[i]}), add_and({sc[i-K-1], sc[i]})});
        query_number += 3;
        lst.push_back(query_number);
    }
    add_or(lst);
}

Compilation message (stderr)

vision.cpp: In function 'void construct_network(int, int, int)':
vision.cpp:48:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i = K+1; i < mn.size(); ++i)
                      ~~^~~~~~~~~~~
vision.cpp:54:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i = K+1; i < sc.size(); ++i)
                      ~~^~~~~~~~~~~

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