/* * Fill and Generate * */ template<class For, class T> void fill(For first, For last, const T& val); template<class Out, class Size, class T> void fill_n(Out res, Size n, const T& val); template<class For, class Gen> void generate(For first, For last, Gen g); template<class Out, class Size, class Gen> void generate_n(Out res, Size n, Gen g); /* * Usage * */ int v1[900]; int v2[900]; vector v3; void f() { fill(v1,&v1[900],99); // set all elements of v1 to 99 generate(v2,&v2[900],Randint()); // set to random values // output 200 random integers in the interval [0..99]: generate_n(ostream_iterator<int>(cout),200,Urand(100)); fill_n(back_inserter(v3),20,99); // add 20 elements with the value 99 to v3 }