View Compilation Error

0_0_10855346_26088.cpp:19: error: expected unqualified-id before "while"
0_0_10855346_26088.cpp:19: error: expected `,' or `;' before "while"
0_0_10855346_26088.cpp:35: error: expected unqualified-id before "return"
0_0_10855346_26088.cpp:35: error: expected `,' or `;' before "return"
0_0_10855346_26088.cpp:36: error: expected declaration before '}' token