Compilare: main.cpp: In function 'int swp(int&, int&)': main.cpp:31:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ main.cpp: In function 'int mid(int, int)': main.cpp:24:1: warning: control reaches end of non-void function [-Wreturn-type] } ^ main.cpp: In function 'int kel(int, int, int)': main.cpp:66:1: warning: control reaches end of non-void function [-Wreturn-type] } ^