Compilare: main.cpp: In function 'int main()': main.cpp:47:12: warning: unused variable 'i' [-Wunused-variable] 47 | int n,m,i,total=0; | ^ main.cpp: In function 'int unite(int, int)': main.cpp:30:11: warning: control reaches end of non-void function [-Wreturn-type] 30 | sz[y]+=sz[x]; main.cpp: In function 'bool crit(muchie, muchie)': main.cpp:44:1: warning: control reaches end of non-void function [-Wreturn-type] 44 | } | ^