Problem	hashcollision
User	ianzz
Submission Time	2023-03-08 16:54:45
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

hashcollision.cpp: In function ‘std::string vect2str()’:
hashcollision.cpp:10:26: error: no match for ‘operator+=’ (operand types are ‘std::string’ {aka ‘std::__cxx11::basic_string<char>’} and ‘std::vector<char>’)
10 | for (char c : str) s += str;
| ~~^~~~~~
In file included from /usr/include/c++/9/string:55,
from /usr/include/c++/9/bits/locale_classes.h:40,
from /usr/include/c++/9/bits/ios_base.h:41,
from /usr/include/c++/9/ios:42,
from /usr/include/c++/9/istream:38,
from /usr/include/c++/9/sstream:38,
from /usr/include/c++/9/complex:45,
from /usr/include/c++/9/ccomplex:39,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:54,
from hashcollision.cpp:1:
/usr/include/c++/9/bits/basic_string.h:1172:7: note: candidate: ‘std::__cxx11::basic_strin