Submission #823865

#	Time	Username	Problem	Language	Result	Execution time	Memory
823865		ZHIRDILBILDIZ	Vision Program (IOI19_vision)	C++14	52 / 100	2 ms	468 KiB

vision

#include<bits/stdc++.h>
#include "vision.h"
using namespace std ;
void construct_network(int n, int m, int k)
{
    if(n <= 30 && m <= 30 || min(n, m) == 1)
    {int ls_or = n * m ;
    for(int x1 = 0 ; x1 < n ; x1++)
        for(int y1 = 0 ; y1 < m ; y1++)
        {
            vector<int> v ;
            for(int q = -k ; q <= k ; q++)
            {
                int x2 = x1 + q, y2 = y1 + k - abs(q) ;
                if(x2 < n && y2 < m && x2 >= 0 && y2 >= 0)
                    v.push_back(x2 * m + y2) ;
            }
            if(v.size())
            {
                add_or(v) ;
                v.clear() ;
                v.push_back(ls_or) ;
                v.push_back(x1 * m + y1) ;
                add_and(v) ;
                ls_or += 2 ;
            }
        }
    vector<int> abu ;
    for(int i = n * m + 1 ; i < ls_or ; i += 2)
        abu.push_back(i) ;
    add_or(abu) ;
}
else
    {
        int ls_or = n * m ;
        for(int x1 = 0 ; x1 < n ; x1++)
            for(int y1 = 0 ; y1 < m ; y1++)
            {
                set<int> s ;
                vector<int> v ;
                for(int q = -k ; q <= k ; q++)
                {
                    int x2 = x1 + q, y2 = y1 + k - abs(q), y3 = y1 - k + abs(q) ;
                    if(x2 < n && y2 < m && x2 >= 0 && y2 >= 0)
                        s.insert(x2 * m + y2) ;
                    if(x2 < n && y3 < m && x2 >= 0 && y3 >= 0)
                        s.insert(x2 * m + y3) ;
                }
                if(s.size())
                {
                    for(int i : s)
                        v.push_back(i) ;
                    add_or(v) ;
                    v.clear() ;
                    v.push_back(ls_or) ;
                    v.push_back(x1 * m + y1) ;
                    if(add_and(v))
                        return ;
                    ls_or += 2 ;
                }
            }
        return ;
    }
}

Compilation message (stderr)

vision.cpp: In function 'void construct_network(int, int, int)':
vision.cpp:6:16: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
    6 |     if(n <= 30 && m <= 30 || min(n, m) == 1)
      |        ~~~~~~~~^~~~~~~~~~

• 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: 0 / 14
• Subtask 8: 0 / 19