# 2번째 컴파일 단계
Bob.cpp: In function 'long long int Bob(std::vector<std::pair<int, int> >)':
Bob.cpp:9:30: error: 'struct std::pair<int, int>' has no member named 'F'
9 | for(auto x : V) if(x.F == 3 || x.F == 2) v[x.F].push_back(x.S);
| ^
Bob.cpp:9:42: error: 'struct std::pair<int, int>' has no member named 'F'
9 | for(auto x : V) if(x.F == 3 || x.F == 2) v[x.F].push_back(x.S);
| ^
Bob.cpp:9:54: error: 'struct std::pair<int, int>' has no member named 'F'
9 | for(auto x : V) if(x.F == 3 || x.F == 2) v[x.F].push_back(x.S);
| ^
Bob.cpp:9:69: error: 'struct std::pair<int, int>' has no member named 'S'
9 | for(auto x : V) if(x.F == 3 || x.F == 2) v[x.F].push_back(x.S);
| ^