View Compilation Error

0_0_9773808_14112.cpp:2: error: `a' was not declared in this scope
0_0_9773808_14112.cpp:2: error: `b' was not declared in this scope
0_0_9773808_14112.cpp:3: error: expected unqualified-id before "while"
0_0_9773808_14112.cpp:3: error: expected `,' or `;' before "while"
0_0_9773808_14112.cpp:16: error: expected constructor, destructor, or type conversion before '/=' token
0_0_9773808_14112.cpp:16: error: expected `,' or `;' before '/=' token
0_0_9773808_14112.cpp:17: error: expected constructor, destructor, or type conversion before '<<' token
0_0_9773808_14112.cpp:17: error: expected `,' or `;' before '<<' token