View Compilation Error

0_0_20562145_401.cpp: In function 'int main()':
0_0_20562145_401.cpp:24:21: error: expected primary-expression at end of input
  while(scanf("%d",&n%
                     ^
0_0_20562145_401.cpp:24:21: error: expected ')' at end of input
0_0_20562145_401.cpp:24:21: error: expected statement at end of input
0_0_20562145_401.cpp:24:21: error: expected '}' at end of input