cluedo.cpp: In function 'void Solve()':
cluedo.cpp:7:4: error: 'set' was not declared in this scope
7 | set<int> mur, place, weapon;
| ^~~
cluedo.cpp:7:8: error: expected primary-expression before 'int'
7 | set<int> mur, place, weapon;
| ^~~
cluedo.cpp:15:19: error: 'mur' was not declared in this scope
15 | if(mur.count(i) == 0 && place.count(j) == 0 && weapon.count(k))
| ^~~
cluedo.cpp:15:40: error: 'place' was not declared in this scope
15 | if(mur.count(i) == 0 && place.count(j) == 0 && weapon.count(k))
| ^~~~~
cluedo.cpp:15:63: error: 'weapon' was not declared in this scope
15 | if(mur.count(i) == 0 && place.count(j) == 0 && weapon.count(k))
| ^~~~~~
cluedo.cpp:20:36: error: 'wepaon' was not declared in this scope
20 | else if(r == 3) wepaon.insert(k);
| ^~~~~~