Compilare: user.cpp: In function ‘int main()’: user.cpp:18:16: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if (v[j]!=0) ^ user.cpp:12:10: warning: unused variable ‘n’ [-Wunused-variable] long n, maxim=0, minim, i, s1=0, s2=0, j, g, w, e, c; ^ user.cpp:12:32: warning: unused variable ‘s1’ [-Wunused-variable] long n, maxim=0, minim, i, s1=0, s2=0, j, g, w, e, c; ^ user.cpp:12:38: warning: unused variable ‘s2’ [-Wunused-variable] long n, maxim=0, minim, i, s1=0, s2=0, j, g, w, e, c; ^