Submission #873598

#	Time	Username	Problem	Language	Result	Execution time	Memory
873598		andrei_boaca	Vision Program (IOI19_vision)	C++17	52 / 100	93 ms	9832 KiB

vision

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

vector<int> lins,cols;
vector<int> dlin[505],dcol[505];
int d1[505],d2[505],ind;
void construct_network(int H, int W, int K)
{
    if(min(H,W)==1)
    {
        H=max(H,W);
        vector<int> v;
        int cnt=0;
        for(int i=0;i+K<H;i++)
        {
            v={i,i+K};
            add_and(v);
            cnt++;
        }
        v.clear();
        for(int i=H;i<H+cnt;i++)
            v.push_back(i);
        assert(v.size()==cnt);
        add_or(v);
        return;
    }
    ind=H*W-1;
    vector<int> cand;
    int cnt=0;
    for(int i=0;i<H;i++)
        for(int j=0;j<W;j++)
        {
            vector<int> v;
            for(int l=0;l<H;l++)
            {
                int need=K-abs(l-i);
                if(need<0)
                    continue;
                int c=j+need;
                if(c>=0&&c<W)
                    v.push_back(l*W+c);
                c=j-need;
                if(c>=0&&c<W&&need!=0)
                    v.push_back(l*W+c);
            }
            if(cnt<9997&&!v.empty())
            {
                ind++;
                add_or(v);
                cnt++;

                vector<int> t={ind,i*W+j};
                add_and(t);
                cnt++;
                ind++;
                cand.push_back(ind);
            }
        }
    add_or(cand);
}

Compilation message (stderr)

In file included from /usr/include/c++/10/cassert:44,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:33,
                 from vision.cpp:2:
vision.cpp: In function 'void construct_network(int, int, int)':
vision.cpp:25:24: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   25 |         assert(v.size()==cnt);
      |                ~~~~~~~~^~~~~

• 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