Submission #834823

#	Time	Username	Problem	Language	Result	Execution time	Memory
834823		oscar1f	Vision Program (IOI19_vision)	C++17	100 / 100	15 ms	2048 KiB

vision

#include<bits/stdc++.h>
#include "vision.h"

using namespace std;

int nbLig,nbCol,distObj;
vector<int> listeLig,listeCol,distLig,distCol;

bool estPN(int nb) {
    int div=2,nbFact=0;
    while (nb>1) {
        if (nb%div==0) {
            while (nb%div==0) {
                nb/=div;
            }
            nbFact++;
        }
        div++;
    }
    return (nbFact<=1);
}

vector<int> calcDist(vector<int> val) {
    vector<int> rep,quest,globQuest;
    vector<pair<int,int>> listePN;
    int taille=val.size(),temp;
    rep.push_back(add_xor(val));
    for (int i=1;i<taille;i++) {
        if (estPN(i)) {
            //cout<<i<<" ";
            globQuest.clear();
            globQuest.push_back(rep[0]);
            for (int j=0;j<i;j++) {
                quest.clear();
                for (int k=j;k<taille;k+=i) {
                    quest.push_back(val[k]);
                }
                if (quest.size()>1) {
                    globQuest.push_back(add_or(quest));
                }
                else {
                    globQuest.push_back(quest.back());
                }
            }
            listePN.push_back({i,add_xor(globQuest)});
            temp=add_not(listePN.back().second);
        }
    }
    //cout<<listePN.size()<<endl;
    for (int i=1;i<taille;i++) {
        quest.clear();
        for (auto div:listePN) {
            if (i%div.first==0) {
                quest.push_back(div.second);
            }
            else {
                quest.push_back(div.second+1);
            }
        }
        rep.push_back(add_and(quest));
    }
    return rep;
}

void construct_network(int H, int W, int K) {
	nbLig=H;
	nbCol=W;
	distObj=K;
    vector<int> quest;
	for (int j=0;j<nbCol;j++) {
        quest.clear();
        for (int i=0;i<nbLig;i++) {
            quest.push_back(i*nbCol+j);
        }
        listeCol.push_back(add_or(quest));
    }
    distCol=calcDist(listeCol);
    for (int i=0;i<nbLig;i++) {
        quest.clear();
        for (int j=0;j<nbCol;j++) {
            quest.push_back(i*nbCol+j);
        }
        listeLig.push_back(add_or(quest));
    }
    distLig=calcDist(listeLig);
    quest.clear();
    for (int i=0;i<nbLig;i++) {
        for (int j=0;j<nbCol;j++) {
            if (i+j==distObj) {
                quest.push_back(add_and({distLig[i],distCol[j]}));
            }
        }
    }
    add_or(quest);
}

Compilation message (stderr)

vision.cpp: In function 'std::vector<int> calcDist(std::vector<int>)':
vision.cpp:26:27: warning: variable 'temp' set but not used [-Wunused-but-set-variable]
   26 |     int taille=val.size(),temp;
      |                           ^~~~

• 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