Compilare: main.cpp: In function 'int main()': main.cpp:9:16: warning: 'x' may be used uninitialized in this function [-Wmaybe-uninitialized] 9 | if(parent[node]==node) return node; | ^ main.cpp:29:11: note: 'x' was declared here 29 | int cod,x,y; | ^ main.cpp:9:16: warning: 'y' may be used uninitialized in this function [-Wmaybe-uninitialized] 9 | if(parent[node]==node) return node; | ^ main.cpp:29:13: note: 'y' was declared here 29 | int cod,x,y; | ^ main.cpp:30:3: warning: 'cod' may be used uninitialized in this function [-Wmaybe-uninitialized] 30 | if(cod==1){ | ^~