View Compilation Error

0_0_38339829_16620.cpp:1:1: error: expected unqualified-id before 'case'
 case 'B':
 ^
0_0_38339829_16620.cpp:3:5: error: expected unqualified-id before 'break'
     break;
     ^
0_0_38339829_16620.cpp:4:4: error: expected unqualified-id before 'case'
    case 'C':
    ^
0_0_38339829_16620.cpp:6:5: error: expected unqualified-id before 'break'
     break;
     ^
0_0_38339829_16620.cpp:7:4: error: expected unqualified-id before 'case'
    case 'D':
    ^
0_0_38339829_16620.cpp:9:5: error: expected unqualified-id before 'break'
     break;
     ^
0_0_38339829_16620.cpp:10:4: error: expected unqualified-id before 'case'
    case 'E':
    ^
0_0_38339829_16620.cpp:12:5: error: expected unqualified-id before 'break'
     break;
     ^
0_0_38339829_16620.cpp:13:4: error: expected unqualified-id before 'case'
    case 'F':
    ^
0_0_38339829_16620.cpp:15:5: error: expected unqualified-id before 'break'
     break;
     ^
0_0_38339829_16620.cpp:16:4: error: expected unqualified-id before 'default'
    default:
    ^