Compilare: main.cpp: In function 'int program()': main.cpp:36:1: warning: control reaches end of non-void function [-Wreturn-type] } ^ main.cpp: In function 'int zero(int)': main.cpp:15:12: warning: 'aux2' may be used uninitialized in this function [-Wmaybe-uninitialized] return aux2; ^~~~ main.cpp: In function 'int program()': main.cpp:26:9: warning: 'aux2' may be used uninitialized in this function [-Wmaybe-uninitialized] if ( zero(mij)==p) ^~ main.cpp:31:14: warning: 'aux2' may be used uninitialized in this function [-Wmaybe-uninitialized] else if ( zero(mij)>p) ^~