Owl Get a Life

Compile Error

ntuc.cpp: In function ‘int main()’:
ntuc.cpp:28:9: error: expected ‘,’ or ‘;’ before ‘if’
28 | if (K=-1) {
| ^~
ntuc.cpp:31:11: error: ‘else’ without a previous ‘if’
31 | } else {
| ^~~~
ntuc.cpp:32:22: error: no match for ‘operator<’ (operand types are ‘int’ and ‘std::vector<int>’)
32 | if (left < stock) {
| ~~~~ ^ ~~~~~
| | |
| int std::vector<int>
In file included from /usr/include/c++/9/regex:62,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:110,
from ntuc.cpp:2:
/usr/include/c++/9/bits/regex.h:1048:5: note: candidate: ‘template<class _BiIter> bool std::__cxx11::operator<(const std::__cxx11::sub_match<_BiIter>&, const std::__cxx11::sub_match<_BiIter>&)’
1048 | operator<(const sub_match<_BiIter>& __lhs,