Submission #603081

#	Time	Username	Problem	Language	Result	Execution time	Memory
603081		Sergio_2357	Vision Program (IOI19_vision)	C++17	44 / 100	69 ms	6964 KiB

vision

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

typedef vector<int> vi;

int h, w, k;
int cw;

int pnt(int x, int y)
{
    return x + (y * w);
}

int has2(vi v)
{
    return add_and({ add_or(v), add_not(add_xor(v)) });
} // 4 puertas

int hasmultiple(vi v)
{
    int res = add_xor({ 0, 0 });
    int prev = v[0];
    for (int i = 1; i < v.size(); i++) {
        res = add_or({ res, add_and({ prev, v[i] }) });
        prev = add_or({ prev, v[i] });
    }
    return res;
}

void construct_network(int H, int W, int K)
{
    h = H;
    w = W;
    k = K;
    vi d1;
    for (int d = -201; d < 202; d++) {
        vi th;
        for (int i = 0; i < w; i++)
            for (int j = 0; j < h; j++)
                if (abs(i - j + d) <= k && i - j + d <= 0)
                    th.push_back(pnt(i, j));
        if (th.size())
            d1.push_back(has2(th));
    }
    vi d2;
    for (int d = -201; d < 202; d++) {
        vi th;
        for (int i = 0; i < w; i++)
            for (int j = 0; j < h; j++)
                if (abs(i + j + d) <= k && i + j + d <= 0)
                    th.push_back(pnt(i, j));
        if (th.size())
            d2.push_back(has2(th));
    }
    int tc = add_and({ hasmultiple(d1), hasmultiple(d2) });
    int nf = add_and({ add_or(d1), add_or(d2) });
    add_and({ nf, add_not(tc) });
}

Compilation message (stderr)

vision.cpp: In function 'int hasmultiple(vi)':
vision.cpp:24:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   24 |     for (int i = 1; i < v.size(); i++) {
      |                     ~~^~~~~~~~~~

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