c++ 数组赋值

// generate_n example
#include <iostream>     // cout
#include <algorithm>    // generate_n
using namespace std;
int current = 0;
int UniqueNumber () { return ++current; }

int main () {
  int myarray[9];

  generate_n (myarray, 9, UniqueNumber);

  cout << "myarray contains:";
  for (int i=0; i<9; ++i)
    cout << ' ' << myarray[i];
  cout << '
';

  return 0;
}

输出

myarray contains: 1 2 3 4 5 6 7 8 9