View Compilation Error

0_0_2565610_28812.cpp: In function `int main()':
0_0_2565610_28812.cpp:31: error: `_int64' undeclared (first use this function)
0_0_2565610_28812.cpp:31: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_2565610_28812.cpp:31: error: expected `;' before "a"
0_0_2565610_28812.cpp:31: error: expected primary-expression before ',' token
0_0_2565610_28812.cpp:31: error: `m' undeclared (first use this function)
0_0_2565610_28812.cpp:35: error: `a' undeclared (first use this function)
0_0_2565610_28812.cpp:91: error: ISO C++ forbids comparison between pointer and integer
0_0_2565610_28812.cpp:91: error: ISO C++ forbids cast to non-reference type used as lvalue
0_0_2565610_28812.cpp:91: error: non-lvalue in assignment