sortwlen.cpp

C++&datastructure书籍源码,以前外教提供现在与大家共享

#include <iostream>
#include <fstream>
#include <string>
using namespace std;
#include "tvector.h"
#include "prompt.h"
#include "sortall.h"

// illustrates templates, read words, sort words, print words

template <class Type>
void Print(const tvector<Type>& list, int first, int last)
// post: list[first]..list[last] printed, one per line
{
    int k;
    for(k=first; k <= last; k++)
    {   cout << list[k] << endl;
    }
}

int main()
{
    tvector<string> wordList;
    tvector<int>    lengthList;
    string filename = PromptString("filename: ");
    string word;
    ifstream input(filename.c_str());
    
    while (input >> word)
    {   wordList.push_back(word);
        lengthList.push_back(word.length());
    }
    SelectSort(wordList,wordList.size());
    SelectSort(lengthList,lengthList.size());
    
    Print(wordList,wordList.size()-5,wordList.size()-1);
    Print(lengthList,lengthList.size()-5,lengthList.size()-1);
    
    return 0;
}