View Compilation Error

0_0_34057983_4100.cpp:106:0: error: unterminated argument list invoking macro "assert"
 
 ^
0_0_34057983_4100.cpp: In function 'void solve()':
0_0_34057983_4100.cpp:65:13: error: 'assert' was not declared in this scope
             assert(sum==(1LL<<(mx-1));
             ^
0_0_34057983_4100.cpp:65:13: error: expected '}' at end of input
0_0_34057983_4100.cpp:65:13: error: expected '}' at end of input
0_0_34057983_4100.cpp:65:13: error: expected '}' at end of input