hack.cpp: In function 'int hack()':
hack.cpp:8:25: error: expected ')' before '}' token
8 | if (collisions(i})) return i;
| ~ ^
| )
hack.cpp:8:25: error: expected ')' before '}' token
8 | if (collisions(i})) return i;
| ~ ^
| )
hack.cpp:8:25: error: expected primary-expression before '}' token
hack.cpp:8:25: warning: no return statement in function returning non-void [-Wreturn-type]
hack.cpp: At global scope:
hack.cpp:8:26: error: expected unqualified-id before ')' token
8 | if (collisions(i})) return i;
| ^
hack.cpp:9:5: error: expected unqualified-id before 'return'
9 | return 5e5;
| ^~~~~~
hack.cpp:10:1: error: expected declaration before '}' token
10 | }
| ^