Compilare: main.cpp: In function 'int solve()': main.cpp:104:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ main.cpp:103:35: warning: 'ans.poz::c' may be used uninitialized in this function [-Wmaybe-uninitialized] out<<t<<" "<<ans.l<<" "<<ans.c; ^ main.cpp:103:25: warning: 'ans.poz::l' may be used uninitialized in this function [-Wmaybe-uninitialized] out<<t<<" "<<ans.l<<" "<<ans.c; ^~~