Compilare: main.cpp: In function 'void cautbin()': main.cpp:56:14: warning: unused variable 'pulicica' [-Wunused-variable] 56 | auto pulicica=works(last); | ^~~~~~~~ main.cpp:56:28: warning: 'last' may be used uninitialized [-Wmaybe-uninitialized] 56 | auto pulicica=works(last); | ~~~~~^~~~~~ main.cpp:47:27: note: 'last' was declared here 47 | int st=1,dr=b,mid,last; | ^~~~