Compilare: main.cpp: In function 'bool bit(int)': main.cpp:13:19: warning: suggest parentheses around '-' inside '<<' [-Wparentheses] 13 | if(x&(1<<i-1)==k&(1<<i-1)) | ~^~ main.cpp:13:22: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses] 13 | if(x&(1<<i-1)==k&(1<<i-1)) | ~~~~~~~~^~~ main.cpp:13:31: warning: suggest parentheses around '-' inside '<<' [-Wparentheses] 13 | if(x&(1<<i-1)==k&(1<<i-1)) | ~^~