copyvector.cpp

来自「C语言数值算法程序大全（第二版）,课本文件」· C++ 代码 · 共 20 行

//: C06:CopyVector.cpp
// From "Thinking in C++, 2nd Edition, Volume 2"
// by Bruce Eckel & Chuck Allison, (c) 2003 MindView, Inc.
// Available at www.BruceEckel.com.
// Copies the contents of a vector
#include <algorithm>
#include <cassert>
#include <cstddef>
#include <vector>
using namespace std;

int main() {
  int a[] = {10, 20, 30};
  const size_t SIZE = sizeof a / sizeof a[0];
  vector<int> v1(a, a + SIZE);
  vector<int> v2(SIZE);
  copy(v1.begin(), v1.end(), v2.begin());
  assert(equal(v1.begin(), v1.end(), v2.begin()));
} ///:~