Compilare: main.cpp:82:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type] 82 | main() | ^~~~ main.cpp: In function 'int main()': main.cpp:84:10: warning: variable 'sol' set but not used [-Wunused-but-set-variable] 84 | auto sol=[](bool x)->string | ^~~ main.cpp: In function 'int solve()': main.cpp:35:25: warning: control reaches end of non-void function [-Wreturn-type] 35 | ifstream cin("padure.in"); | ^