這是我修C++ Lab題目

Read all the words from Alice_stroy1.txt using istream_iterator and write all unique words in a size order into cout using ostream_iterator. For those of the same size, write them in an alphbetic order.

 1

/**/

/* 

 2(C) OOMusou 2006 http://oomusou.cnblogs.com

 3

 4Filename    : stream_iterator_alice.cpp

 5Compiler    : Visual C++ 8.0 / ISO C++

 6Description : Demo how to transform() & sort() & stable_sort()

 7Release     : 12/17/2006 1.0

 8*/

 9

#include 

<

fstream

>

10

#include 

<

iterator

>

11

#include 

<

vector

>

12

#include 

<

algorithm

>

13

#include 

<

iostream

>

14

#include 

<

string

>

15

#include 

<

cctype

>

 

//

 ispunct()

16

17

using

 

namespace

 std;

18

19

bool

 sortRule(

const

 

string

&

, 

const

 

string

&

);

20

string

 noPunct(

const

 

string

&

);

21

22

int

 main() 

{

23  ifstream inFile("Alice_story1.txt");

24

25  vector<string> svec;

26  // Copy ifstream to vector

27  copy(istream_iterator<string>(inFile), istream_iterator<string>(), back_inserter(svec));

28

29  // transform vector, cutting off punctuation

30  transform(svec.begin(), svec.end(), svec.begin(), noPunct);

31  // Sort vector for unique

32  sort(svec.begin(), svec.end());

33  // Unique vector

34  vector<string>::iterator iter = unique(svec.begin(), svec.end());

35  svec.erase(iter, svec.end());

36  

37  stable_sort(svec.begin(), svec.end(), sortRule);

38  // Copy to cout

39  copy(svec.begin(), svec.end(), ostream_iterator<string>(cout,"\n"));

40  return 0;

41}

42

43

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