Compilare: main.cpp: In function 'int main()': main.cpp:25:20: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses] if(i2&1==1) ~^~~ main.cpp:58:16: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses] if(s1&1==1) ~^~~ main.cpp:69:16: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses] if(s2&1==1) ~^~~ main.cpp:73:11: warning: 's2' may be used uninitialized in this function [-Wmaybe-uninitialized] s2=s2>>1; ~~^~~~~~ main.cpp:62:11: warning: 's1' may be used uninitialized in this function [-Wmaybe-uninitialized] s1=s1>>1; ~~^~~~~~