View Compilation Error

0_0_1778447_21455.cpp:5: error: `_int64' does not name a type
0_0_1778447_21455.cpp: In function `int main()':
0_0_1778447_21455.cpp:14: error: `m' undeclared (first use this function)
0_0_1778447_21455.cpp:14: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_1778447_21455.cpp: At global scope:
0_0_1778447_21455.cpp:24: error: stray '\186' in program
0_0_1778447_21455.cpp:24: error: stray '\243' in program