# 1번째 컴파일 단계
Anna.cpp: In function 'void Anna(int, long long int, int, int*)':
Anna.cpp:4:5: error: 'set' was not declared in this scope; did you mean 'Set'?
4 | set<ll> se;
| ^~~
| Set
Anna.cpp:2:12: error: expected primary-expression before 'long'
2 | #define ll long long
| ^~~~
Anna.cpp:4:9: note: in expansion of macro 'll'
4 | set<ll> se;
| ^~
Anna.cpp:5:33: error: 'se' was not declared in this scope
5 | for (int i = 0; i < K; i++) se.insert(P[i]);
| ^~
Anna.cpp:8:13: error: 'se' was not declared in this scope
8 | if (se.count(i*2) or (se.count(i*2+1))){
| ^~