Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:8:5: error: ‘unsingned’ was not declared in this scope unsingned long a,b,i; ^ user.cpp:8:15: error: expected ‘;’ before ‘long’ unsingned long a,b,i; ^ user.cpp:9:8: error: ‘a’ was not declared in this scope f>>a; ^ user.cpp:11:10: error: ‘i’ was not declared in this scope for (i=1;i<=a;i++) ^ user.cpp:13:3: error: ‘b’ was not declared in this scope b++; ^ user.cpp:16:8: error: ‘b’ was not declared in this scope g<<b; ^