copyints2.cpp

C语言数值算法程序大全（第二版）,课本文件

//: C06:CopyInts2.cpp
// From "Thinking in C++, 2nd Edition, Volume 2"
// by Bruce Eckel & Chuck Allison, (c) 2003 MindView, Inc.
// Available at www.BruceEckel.com.
// Ignores ints that satisfy a predicate
#include <algorithm>
#include <cstddef>
#include <iostream>
using namespace std;
// You supply this predicate
bool gt15(int x) {
  return 15 < x;
}
int main() {
  int a[] = {10, 20, 30};
  const size_t SIZE = sizeof a / sizeof a[0];
  int b[SIZE];
  int* endb = remove_copy_if(a, a+SIZE, b, gt15);
  int* beginb = b;
  while (beginb != endb)
    cout << *beginb++ << endl; // Prints 10 only
} ///:~