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/*data.txt内容
12.5 3.4 5.6
7.7 9 1000 33.7
*/
#include <fstream>
#include <vector>
#include <iterator>
#include <iostream>
using namespace std;
int main(){
ifstream in("data.txt");
typedef istream_iterator<double> IsIT;
vector<double> vec;
copy( IsIT(in), IsIT(), back_inserter(vec) );
copy( vec.begin(),vec.end(), ostream_iterator<double>(cout," ") );
}
#include <iostream>
#include <fstream>
using namespace std;
int main()
{
int n[5];
int i=0;
ifstream fin("d:\\temp\\t.txt");
while(!fin.eof())
fin >> n[i++];
for(i=0;i<5;i++)
cout << n[i] <<endl;
return 0;
}