Notes
This function is in beta test. Please help improve it in the issues
here.
=================================================================
==91805==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x613000000190 at pc 0x55d598c3b1d8 bp 0x7ffe34ed0d00 sp 0x7ffe34ed0cf0
READ of size 8 at 0x613000000190 thread T0
#0 0x55d598c3b1d7 in std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::length() const /usr/include/c++/7/bits/basic_string.h:927
#1 0x55d598c3d9bb in std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::_M_assign(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&) /usr/include/c++/7/bits/basic_string.tcc:259
#2 0x55d598c3d217 in std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::assign(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&) /usr/include/c++/7/bits/basic_string.h:1356
#3 0x55d598c3bd45 in std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::operator=(std
Hints
Your answer may be identical to the JOJ answer in the first several lines.
However, the main problem you meet now is Runtime Error. And the exit code of your program is 1, which should be 0.
Please double check your code to solve this problem and try again.
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