View Compilation Error

0_0_7562620_1234.cpp:9: error: expected constructor, destructor, or type conversion before '+=' token
0_0_7562620_1234.cpp:9: error: expected `,' or `;' before '+=' token
0_0_7562620_1234.cpp:10: error: expected unqualified-id before "if"
0_0_7562620_1234.cpp:10: error: expected `,' or `;' before "if"
0_0_7562620_1234.cpp:12: error: expected unqualified-id before "else"
0_0_7562620_1234.cpp:12: error: expected `,' or `;' before "else"
0_0_7562620_1234.cpp:13: error: expected declaration before '}' token