Compilare: user.cpp: In function ‘int merge(int, int)’: user.cpp:41:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp: In function ‘int merge1(int, int)’: user.cpp:76:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp: In function ‘int main()’: user.cpp:80:12: warning: unused variable ‘j’ [-Wunused-variable] int i, j, nr=0, nr2=0, min=5000, max=-1; ^