Compilare: main.cpp: In function 'int main()': main.cpp:29:14: warning: 'i' is used uninitialized in this function [-Wuninitialized] for(int i=x[i]-1;i>=1;i--) ~~~^ main.cpp:34:14: warning: 'i' is used uninitialized in this function [-Wuninitialized] for(int i=y[i]+1;i<=m;i++) ~~~^