View Compilation Error

0_0_11691998_29065.cpp:2: error: expected unqualified-id before "while"
0_0_11691998_29065.cpp:2: error: expected `,' or `;' before "while"
0_0_11691998_29065.cpp:13: error: expected unqualified-id before "return"
0_0_11691998_29065.cpp:13: error: expected `,' or `;' before "return"
0_0_11691998_29065.cpp:14: error: expected declaration before '}' token