Submission #417099

#	Time	Username	Problem	Language	Result	Execution time	Memory
417099		tqbfjotld	Ancient Machine (JOI21_ancient_machine)	C++17	0 / 100	38 ms	3172 KiB

Anna

#include "Anna.h"
#include <vector>
using namespace std;

///17 bits for 1st X, 17 bits for last Z, N bits for isY
void Anna(int N, std::vector<char> S) {
    int Xpos = -1;
    int Zpos = -1;
    for (int x = 0; x<N; x++){
        if (S[x]=='Z') Zpos = x;
        if (Xpos==-1 && S[x]=='X') Xpos = x;
    }
    for (int x = 16; x>=0; x--){
        Send((bool)(Xpos&(1<<x)));
    }
    for (int x = 16; x>=0; x--){
        Send((bool)(Zpos&(1<<x)));
    }
    for (int x = 0; x<N; x++){
        Send(S[x]=='Y');
    }
}

Bruno

#include "Bruno.h"
#include <vector>
#include <cassert>
using namespace std;


void Bruno(int N, int L, std::vector<int> A) {
    assert(L==N+34);
    int Xpos = 0;
    int Zpos = 0;
    for (int x = 0; x<17; x++){
        Xpos = (Xpos<<1)+A[x];
    }
    for (int x = 17; x<34; x++){
        Zpos = (Zpos<<1)+A[x];
    }
    if (Xpos==(1<<17)-1 || Zpos==(1<<17)-1 || Xpos>Zpos){
        for (int x = 0; x<N; x++){
            Remove(x);
        }
        return;
    }
    for (int x = Xpos+1; x<Zpos; x++){
        if (!A[x-34]){
            Remove(x);
        }
    }
    for (int x = Xpos+1; x<Zpos; x++){
        if (A[x-34]){
            Remove(x);
        }
    }
    for (int x = 0; x<=Xpos; x++){
        Remove(x);
    }
    for (int x = Zpos; x<N; x++){
        Remove(x);
    }
}

• Subtask 1: 0 / 5
• Subtask 2: 0 / 95