Compilare: main.cpp: In function 'void unite(int, int)': main.cpp:21:5: warning: 'hy' may be used uninitialized in this function [-Wmaybe-uninitialized] if(hx<hy)///lipim y la x ^~ main.cpp:13:13: warning: 'hx' may be used uninitialized in this function [-Wmaybe-uninitialized] hx++; ^ main.cpp: In function 'int main()': main.cpp:21:5: warning: 'hy' may be used uninitialized in this function [-Wmaybe-uninitialized] if(hx<hy)///lipim y la x ^~ main.cpp:10:22: note: 'hy' was declared here int cx=x,cy=y,hx,hy; ^~ main.cpp:13:13: warning: 'hx' may be used uninitialized in this function [-Wmaybe-uninitialized] hx++; ^ main.cpp:10:19: note: 'hx' was declared here int cx=x,cy=y,hx,hy; ^~