Problem	combo
User	chenweilian
Submission Time	2023-03-18 09:16:01
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

combo.cpp: In function ‘int guess_one(const string&)’:
combo.cpp:7:21: error: no match for ‘operator+’ (operand types are ‘const string’ {aka ‘const std::__cxx11::basic_string<char>’} and ‘int’)
7 | int len = press(s + LET[0] + s + LET[1]);
| ~ ^ ~~~~~~
| | |
| | int
| const string {aka const std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/9/bits/stl_algobase.h:67,
from /usr/include/c++/9/bits/specfun.h:45,
from /usr/include/c++/9/cmath:1927,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:41,
from combo.cpp:1:
/usr/include/c++/9/bits/stl_iterator.h:423:5: note: candidate: ‘template<class _Iterator> constexpr std::reverse_iterator<_Iterator> std::operator+(typename std::reverse_iterator<_Iterator>::difference