Compilare: main.cpp: In function 'int verif1()': main.cpp:47:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ main.cpp: In function 'int verif2()': main.cpp:52:12: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (aa<strlen(s)) { ~~^~~~~~~~~~ main.cpp:79:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^