Owl Get a Life

Compile Error

ccs.cpp: In function ‘int main()’:
ccs.cpp:15:5: error: ‘set’ was not declared in this scope
15 | set<int>sleep;
| ^~~
ccs.cpp:3:1: note: ‘std::set’ is defined in header ‘<set>’; did you forget to ‘#include <set>’?
2 | #include <vector>
+++ |+#include <set>
3 | #include <string>
ccs.cpp:15:9: error: expected primary-expression before ‘int’
15 | set<int>sleep;
| ^~~
ccs.cpp:23:4: error: ‘sleep’ was not declared in this scope; did you mean ‘asleep’?
23 | sleep.erase(sleep.find(cat));
| ^~~~~
| asleep
ccs.cpp:28:4: error: ‘sleep’ was not declared in this scope; did you mean ‘asleep’?
28 | sleep.push(cat);
| ^~~~~
| asleep
ccs.cpp:33:20: error: ‘sleep’ was not declared in this scope; did you mean ‘asleep’?
33 | if (lower_bound(sleep.begin(),sleep.end(),x)!=lower_bound(sleep.begin(),sleep.e