Compilare: main.cpp: In function 'void solve()': main.cpp:33:15: warning: variable 'aux' set but not used [-Wunused-but-set-variable] 33 | int rez=0,aux; | ^~~ main.cpp: At global scope: main.cpp:91:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type] 91 | main() | ^~~~ main.cpp: In function 'int main()': main.cpp:93:10: warning: variable 'sol' set but not used [-Wunused-but-set-variable] 93 | auto sol=[](bool x)->string | ^~~