View Compilation Error

0_0_17520323_22892.cpp: In function 'int main()':
0_0_17520323_22892.cpp:6:14: error: expected ')' before string constant
  while((scanf"%d",&n)!=-1))
              ^
0_0_17520323_22892.cpp:13:1: error: expected ')' before '}' token
 }
 ^
0_0_17520323_22892.cpp:13:1: error: expected primary-expression before '}' token