Main.cc: In function ‘void wtln(std::bitset<220>)’: Main.cc:97:2: warning: this ‘for’ clause does not guard... [-Wmisleading-indentation] for(int i=1;i<=n;i++) cout<’ has no member named ‘second’; did you mean ‘cend’? for(int i=1;i<=q.second;i++){ ^~~~~~ cend Main.cc:105:17: error: ‘class std::map’ has no member named ‘first’ tmp=qp(tmp,q.first); ^~~~~