Eroare de compilare: main.cpp: In function 'void solve1()': main.cpp:56:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 56 | for(i = 0; i < L[k].size(); i++) | ~~^~~~~~~~~~~~~ main.cpp: At global scope: main.cpp:66:1: error: ISO C++ forbids declaration of 'solve2' with no type [-fpermissive] 66 | solve2() | ^~~~~~ main.cpp: In function 'int solve2()': main.cpp:81:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 81 | for(i = 0; i < L[w.nod].size(); i++) | ~~^~~~~~~~~~~~~~~~~ main.cpp:103:1: warning: no return statement in function returning non-void [-Wreturn-type] 103 | } | ^ Non zero exit status: 1