Submission #1092170

#	Time	Username	Problem	Language	Result	Execution time	Memory
1092170		onlk97	Ancient Machine 2 (JOI23_ancient2)	C++17	37 / 100	65 ms	848 KiB

ancient2

#include "ancient2.h"
#include <string>
#include <vector>
#include <bits/stdc++.h>
using namespace std;

string Solve(int N){
    string ans="";
    for (int i=0; i<500; i++){
        vector <int> a(i+3,0),b(i+3,0);
        for (int j=0; j<i+3; j++) a[j]=b[j]=j;
        for (int j=0; j<i; j++){
            a[j]=j+1; b[j]=j+1;
        }
        a[i]=i+1; b[i]=i+2;
        int tp=Query(i+3,a,b);
        if (tp==i+1) ans+='0';
        else ans+='1';
    }
    for (int i=0; i<500; i++){
        vector <int> a(501,0),b(501,0);
        for (int j=0; j<500; j++) a[j]=b[j]=(j+1)%500;
        a[500]=b[500]=500;
        if (ans[i]=='0') b[i]=500;
        else a[i]=500;
        int tp=Query(501,a,b);
        if (tp==500){
            if (ans[i]=='0') ans+='1';
            else ans+='0';
        } else ans+=ans[i];
    }
    return ans;
}

• Subtask 1: 37 / 100