Compilare: user.cpp: In function ‘int minim(int, int, int&)’: user.cpp:19:10: warning: statement has no effect [-Wunused-value] for(j;j<=n;j++) ^ user.cpp: In function ‘int pp(int)’: user.cpp:15:1: warning: control reaches end of non-void function [-Wreturn-type] } ^ user.cpp: In function ‘int main()’: user.cpp:39:23: warning: ‘p’ may be used uninitialized in this function [-Wmaybe-uninitialized] a[l]=p; ^