Submission #147084

#	Time	Username	Problem	Language	Result	Execution time	Memory
147084		Bodo171	Vision Program (IOI19_vision)	C++14	100 / 100	14 ms	2012 KiB

vision

#include "vision.h"
#include <iostream>
using namespace std;
const int nmax=1005;
vector<int> d1[nmax],d2[nmax];
int wh1[nmax],wh2[nmax],ps1[nmax],ps2[nmax];
int nr,n,m,i,j;
int enc(int i,int j)
{
    return m*i+j;
}
int solve(int k)
{
    vector<int> arg;
    for(i=k;i<=n+m-2;i++)
        arg.push_back(add_and({wh1[i],ps1[i-k]}));
    for(i=k;i<=n+m-2;i++)
        arg.push_back(add_and({wh2[i],ps2[i-k]}));
    return add_or(arg);
}
void construct_network(int H, int W, int K) {
	vector<int> Ns;
	nr=H*W-1;
	n=H,m=W;
	for(i=0;i<H;i++)
        for(j=0;j<W;j++)
    {
        d1[i+j].push_back(enc(i,j));
        d2[j-i+H-1].push_back(enc(i,j));
    }
	for(i=0;i<=H+W-2;i++)
    {
        wh1[i]=add_or(d1[i]);
        if(i==0) ps1[i]=wh1[i];
        else ps1[i]=add_or({ps1[i-1],wh1[i]});
    }
    for(i=0;i<=H+W-2;i++)
    {
        wh2[i]=add_or(d2[i]);
        if(i==0) ps2[i]=wh2[i];
        else ps2[i]=add_or({ps2[i-1],wh2[i]});
    }
    Ns.push_back(solve(K));
    if(K+1<=H+W-2)Ns.push_back(solve(K+1));
    if(Ns.size()>1)add_xor(Ns);
}

• 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