Eroare de compilare: user.cpp: In function ‘void block()’: user.cpp:116:21: error: too many arguments to function ‘int cmmdc()’ int cm=cmmdc(a,b); ^ user.cpp:19:5: note: declared here int cmmdc(); ^~~~~ user.cpp:126:16: warning: unused variable ‘cl2’ [-Wunused-variable] int cl1=l1,cl2=l2; ^~~ user.cpp: In function ‘int cmmdc(int, int)’: user.cpp:143:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^