View Compilation Error

0_0_11466739_1581.cpp:14: error: expected init-declarator before "int"
0_0_11466739_1581.cpp:14: error: expected `,' or `;' before "int"
0_0_11466739_1581.cpp: In function `void gao()':
0_0_11466739_1581.cpp:59: error: `n' undeclared (first use this function)
0_0_11466739_1581.cpp:59: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_11466739_1581.cpp:83: error: `o' undeclared (first use this function)
0_0_11466739_1581.cpp: In function `int main()':
0_0_11466739_1581.cpp:112: error: `n' undeclared (first use this function)
0_0_11466739_1581.cpp:112: error: `m' undeclared (first use this function)
0_0_11466739_1581.cpp:112: error: `o' undeclared (first use this function)