View Compilation Error

0_0_32082900_6371.cpp: In function 'int main()':
0_0_32082900_6371.cpp:10:23: error: expected ')' at end of input
  while (scanf("%s",a+1) 
                       ^
0_0_32082900_6371.cpp:10:23: error: expected statement at end of input
0_0_32082900_6371.cpp:10:23: error: expected '}' at end of input