View Compilation Error

0_0_18523133_4611.cpp:1:18: error: 'getchar' was not declared in this scope
  int a = getchar(), b = getchar(), c = getchar();
                  ^
0_0_18523133_4611.cpp:2:2: error: expected unqualified-id before 'if'
  if (a > b&&a>c)
  ^
0_0_18523133_4611.cpp:7:2: error: expected unqualified-id before 'else'
  else if (b > a&&b > c)
  ^
0_0_18523133_4611.cpp:12:2: error: expected unqualified-id before 'else'
  else if (c > a&&c > b)
  ^