#include <stl.h> #include <iostream.h> int less_10 (int a_) { return a_ < 10 ? 1 : 0; } int numbers[6] = { 6, 12, 3, 10, 1, 20 }; int main () { partition (numbers, numbers + 6, less_10); for (int i = 0; i < 6; i++) cout << numbers[i] << ' '; cout << endl; return 0; }