Main.cpp:7:7: error: 'INF' does not name a type
7 | const INF = 1e17;
| ^~~
Main.cpp: In function 'int32_t main()':
Main.cpp:13:10: error: 'INF' was not declared in this scope
13 | int l = INF, r = -INF, u = -INF, d = INF;
| ^~~
Main.cpp:18:3: error: 'r' was not declared in this scope
18 | r = max(r, x);
| ^
Main.cpp:19:3: error: 'u' was not declared in this scope
19 | u = max(u, y);
| ^
Main.cpp:20:3: error: 'd' was not declared in this scope
20 | d = min(d, y);
| ^
Main.cpp:23:6: error: 'u' was not declared in this scope
23 | if((u-d)%2) {
| ^
Main.cpp:23:8: error: 'd' was not declared in this scope
23 | if((u-d)%2) {
| ^
Main.cpp:25:3: error: return-statement with no value, in function returning 'int32_t' {aka 'int'} [-fpermissive]
25 | return;
| ^~~~~~
Main.cpp:27:11: error: 'r' was not declared in this scope
27 | cout << (r)-((r-l)%2) << '\n';
| ^