Compilare: main.cpp: In function 'bool djk()': main.cpp:43:1: warning: no return statement in function returning non-void [-Wreturn-type] 43 | } | ^ main.cpp: In function 'bool pairup(int)': main.cpp:48:1: warning: no return statement in function returning non-void [-Wreturn-type] 48 | } | ^