View Compilation Error

0_0_2789666_334.cpp: In function `int main()':
0_0_2789666_334.cpp:106: error: passing `const po' as `this' argument of `int po::operator/(const po&)' discards qualifiers
0_0_2789666_334.cpp:106: error: passing `const po' as `this' argument of `int po::operator/(const po&)' discards qualifiers
0_0_2789666_334.cpp:107: error: passing `const po' as `this' argument of `int po::operator/(const po&)' discards qualifiers
0_0_2789666_334.cpp:109: error: passing `const po' as `this' argument of `int po::operator/(const po&)' discards qualifiers
0_0_2789666_334.cpp:109: error: passing `const po' as `this' argument of `int po::operator/(const po&)' discards qualifiers
0_0_2789666_334.cpp:110: error: passing `const po' as `this' argument of `int po::operator/(const po&)' discards qualifiers