Compilare: main.cpp: In function 'int adunare(int*, int*, int&, int)': main.cpp:70:13: warning: unused variable 'elem' [-Wunused-variable] int c=0,elem,i; ^~~~ main.cpp:90:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ main.cpp: In function 'int main()': main.cpp:104:16: warning: suggest parentheses around '+' inside '>>' [-Wparentheses] cin>>vc+1; ~~^~