View Compilation Error

0_0_8130542_3384.cpp:6: error: `amxn' was not declared in this scope
0_0_8130542_3384.cpp: In function `int main()':
0_0_8130542_3384.cpp:32: error: `pen' undeclared (first use this function)
0_0_8130542_3384.cpp:32: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_8130542_3384.cpp:67: error: `arrt' undeclared (first use this function)
0_0_8130542_3384.cpp:71: error: expected primary-expression before '}' token
0_0_8130542_3384.cpp:71: error: expected `;' before '}' token