Submission #308914

#TimeUsernameProblemLanguageResultExecution timeMemory
308914bigDuckPassword (RMI18_password)C++14
Compilation error
0 ms0 KiB
#include<bits/stdc++.h> using namespace std; #define INIT ios_base :: sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);mt19937 rng(chrono::steady_clock::now().time_since_epoch().count()); #define mp make_pair #define pb push_back #define ft first #define sc second #define ll long long #define pii pair<int, int> #define count_bits __builtin_popcount #define int ll string guess(int n, int s){ string res=""; for(char c='a'; c<=('a'+s-1); c++){ for(int i=0; (i<=res.length()) && (res.length()<n); i++){ string s1="", s2=""; for(int j=0; j<i; j++){ s1+="a"; s1[s1.length()-1]=res[j]; } for(int j=i; j<res.length(); j++){ s2+="a"; s2[s2.length()-1]=res[j]; } string st=""; while(true){ if( (((int)s1.length())+((int)st.length())+((int)s2.length()))==n ){ res=s1+st+s2; i=(((int)s1.length())+((int)st.length())); break; } st+="a"; st[st.length()-1]=c; int ln=query(s1+st+s2); if(ln==(((int)s1.length())+((int)st.length())+((int)s2.length()))){ continue; } else{ st.erase(st.end()-1, st.end()); res=s1+st+s2; i=(((int)s1.length())+((int)st.length())); break; } } } } return res; }

Compilation message (stderr)

password.cpp: In function 'std::string guess(long long int, long long int)':
password.cpp:19:20: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   19 |     for(int i=0; (i<=res.length()) && (res.length()<n); i++){
      |                   ~^~~~~~~~~~~~~~
password.cpp:19:52: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'long long int' [-Wsign-compare]
   19 |     for(int i=0; (i<=res.length()) && (res.length()<n); i++){
      |                                        ~~~~~~~~~~~~^~
password.cpp:24:23: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   24 |         for(int j=i; j<res.length(); j++){
      |                      ~^~~~~~~~~~~~~
password.cpp:36:20: error: 'query' was not declared in this scope
   36 |             int ln=query(s1+st+s2);
      |                    ^~~~~