Compilare: main.cpp: In function 'int main()': main.cpp:27:13: warning: variable 'y' set but not used [-Wunused-but-set-variable] int y = bobu(i,j + 1); ^ main.cpp:42:27: warning: 'p2' may be used uninitialized in this function [-Wmaybe-uninitialized] out << p1 << " " << p2; ^ main.cpp:42:18: warning: 'p1' may be used uninitialized in this function [-Wmaybe-uninitialized] out << p1 << " " << p2; ^~~