game.cpp:7:1: error: 'll' does not name a type
7 | ll ct[1500];
| ^~
game.cpp: In function 'int hasEdge(int, int)':
game.cpp:9:14: error: 'ct' was not declared in this scope
9 | return ++ct[max(u, v)] == max(a, b);
| ^~
game.cpp:9:17: error: 'max' was not declared in this scope
9 | return ++ct[max(u, v)] == max(a, b);
| ^~~
game.cpp:9:35: error: 'a' was not declared in this scope
9 | return ++ct[max(u, v)] == max(a, b);
| ^
game.cpp:9:38: error: 'b' was not declared in this scope
9 | return ++ct[max(u, v)] == max(a, b);
| ^