Submission #622990

#TimeUsernameProblemLanguageResultExecution timeMemory
622990AbdelmagedNourVision Program (IOI19_vision)C++17
0 / 100
16 ms1360 KiB
#include<bits/stdc++.h>
using namespace std;
#include "vision.h"
int cnt[5],one,zero;
void init(){
    zero=add_and({0,1,2});
    one=add_not(zero);
    for(int i=0;i<5;i++)cnt[i]=zero;
}
void add(int x){
    int cur=x,carry=zero;
    for(int i=0;i<5;i++){
        carry=add_and({cur,cnt[i]});
        cnt[i]=add_xor({cur,cnt[i]});
        cur=carry;
    }
}
void construct_network(int H, int W, int K) {
    if(H*W==2){
        if(K!=1)add_not(0);
        return;
    }
    init();
    int last=zero;
	for(int i=0;i<H;i++){
        vector<int>Ns={last};
        for(int j=0;j<W;j++)Ns.push_back(i*W+j);
        last=add_xor(Ns);
        add(last);
	}
	last=zero;
	for(int i=0;i<W;i++){
        vector<int>Ns={last};
        for(int j=0;j<H;j++)Ns.push_back(j*W+i);
        last=add_xor(Ns);
        add(last);
	}
	vector<int>Ns(5);
	for(int i=0;i<5;i++){
        Ns[i]=add_not(add_xor({cnt[i],((K>>i)&1?one:zero)}));
	}
	add_and(Ns);
}
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