Submission #709240

#	Time	Username	Problem	Language	Result	Execution time	Memory
709240		siewjh	Password (RMI18_password)	C++17	50 / 100	356 ms	420 KiB

password

#include <bits/stdc++.h>
using namespace std;

int query(string q);

string guess(int n, int s){
    string ans = "";
    for (int i = 0; i < s; i++){
        char ch = 'a' + i;
        string str = "";
        for (int k = 0; k < n; k++) str += ch;
        int amt = query(str);
        for (int ind = 0, j = 0; j < amt; j++){
            for (;;ind++){
                str = ans;
                str.insert(str.begin() + ind, ch);
                if (query(str) == str.size()) {
                    ans = str;
                    ind++;
                    break;
                }
            }
        }
    }
    return ans;
}

Compilation message (stderr)

password.cpp: In function 'std::string guess(int, int)':
password.cpp:17:32: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   17 |                 if (query(str) == str.size()) {
      |                     ~~~~~~~~~~~^~~~~~~~~~~~~

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