#include <iostream.h> #include <stl.h> struct odd : public unary_function<int, bool> { odd () {} bool operator () (int n_) const { return (n_ % 2) == 1; } }; int array [3] = { 1, 2, 3 }; int main () { int* p = find_if (array, array + 3, unary_negate<odd> (odd ())); if (p != array + 3) cout << *p << endl; return 0; }