View Compilation Error

In file included from 0_0_16038005_2852.cpp:2:0:
0_0_16038005_2852.cpp: In function 'int main()':
0_0_16038005_2852.cpp:9:33: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
  while(scanf("%c%c%c",&a,&b,&c!=EOF)
                                 ^
0_0_16038005_2852.cpp:10:2: error: expected ')' before '{' token
  {
  ^