Submission #918433

#	Time	Username	Problem	Language	Result	Execution time	Memory
918433		vjudge1	Password (RMI18_password)	C++17	0 / 100	65 ms	440 KiB

password

#include <bits/stdc++.h>
using namespace std; 
int query(string str);
vector<int> a; 
bool comp(pair<int,int> x,pair<int,int> y){
	if(x.first==y.first){
		return x.second<y.second;
	}
	string s2="";
	for(int i=0;i<x.second;i++){
		s2+=char('a'+x.first); 
	}
	for(int i=0;i<a[y.first]-y.second+1;i++){
		s2+=char('a'+y.first);
	}
	return (query(s2)==(int)s2.size());
}
string guess(int n,int s){
	a.resize(s);
	string s1=""; 
	for(int i=0;i<s;i++){
		s1=""; 
		for(int j=0;j<n;j++){
			s1+=char('a'+i); 
		}
		a[i]=query(s1); 
	}
	vector<pair<int,int>> b;
	for(int i=0;i<s;i++){
		for(int j=0;j<a[i];j++){
			b.push_back(make_pair(i,j+1));
		}
	}
	sort(b.begin(),b.end(),comp); 
	s1="";
	cout << b.size() << endl; 
	for(int i=0;i<n;i++){
		s1+=char('a'+b[i].first);
	}
	return s1; 
}

• Subtask 1: 0 / 10
• Subtask 2: 0 / 20
• Subtask 3: 0 / 20
• Subtask 4: 0 / 30
• Subtask 5: 0 / 20