Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:16:3: error: ‘s’ was not declared in this scope s=(int)sqrt(a[i]); ^ user.cpp:16:19: error: ‘sqrt’ was not declared in this scope s=(int)sqrt(a[i]); ^ user.cpp:17:9: error: ‘q’ was not declared in this scope q=4*s; ^ user.cpp:19:12: error: ‘n’ was not declared in this scope if(n>0) q+=2; ^ user.cpp:20:12: error: ‘n’ was not declared in this scope if(n>l) q+=2; ^ user.cpp:20:14: error: ‘l’ was not declared in this scope if(n>l) q+=2; ^