Submission #1142667

#TimeUsernameProblemLanguageResultExecution timeMemory
1142667younesb2Combo (IOI18_combo)C++20
Compilation error
0 ms0 KiB
#include "combo.h" #include <bits/stdc++.h> using namespace std; string guess_sequence(int n) { string a=""; int b=0; vector <char> c={'A','B','X','Y'}; for(int i=0;i<n;i++) { for(const auto& i : c) { a.push_back(i); int i=press(a); if(i-b==1) { b++; break; } a.pop_back(); } } return a; }

Compilation message (stderr)

combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:13:17: error: redeclaration of 'int i'
   13 |             int i=press(a);
      |                 ^
combo.cpp:11:25: note: 'const char& i' previously declared here
   11 |         for(const auto& i : c) {
      |                         ^