Compilare: main.cpp: In function 'bool check(int)': main.cpp:7:19: warning: unused variable 'ok' [-Wunused-variable] 7 | int cnt=1,s=0,ok=1; | ^~ main.cpp: In function 'int cb()': main.cpp:39:12: warning: 'rasp' may be used uninitialized [-Wmaybe-uninitialized] 39 | return rasp; | ^~~~ main.cpp:28:33: note: 'rasp' was declared here 28 | int st=1,dr=16000*16000,mid,rasp; | ^~~~