C++ //练习 10.16 使用lambda编写你自己版本的biggies。

C++ Primer（第5版） 练习 10.16

练习 10.16 使用lambda编写你自己版本的biggies。

环境：Linux Ubuntu（云服务器）

工具：vim

 

代码块

/*************************************************************************
> File Name: ex10.16.cpp
> Author: 
> Mail: 
> Created Time: Fri 01 Mar 2024 02:49:29 PM CST
 ************************************************************************/

#include<iostream>
#include<vector>
#include<string>
#include<algorithm>
using namespace std;

string make_plural(size_t ctr, string &word, const string &ending = "s"){
    int size = word.size();
    if(ctr <= 1){
        return word;
    }
    else{
        if(word[size-1] == 's' || word[size-1] == 'x' || (word[size-1] == 'h' && 
                                  word[size-2] == 's') || (word[size-1] == 'h' && wo
            return word + "e" + ending;
        }
        else if(word[size-1] == 'y' && (word[size-2] != 'a' && word[size-2] != 'e' &
                                        word[size-2] != 'i' && word[size-2] != 'o' &
            word[size-1] = 'i';
            return word + "e" + ending;
        }
        else if((word[size-3] != 'a' && word[size-3] != 'e' && word[size-3] != 'i' &
                 word[size-3] != 'o' && word[size-3] != 'u') && (word[size-2] != 'a'
                 word[size-2] != 'e' && word[size-2] != 'i' && word[size-2] != 'o' &
            if(word[size-1] == 'f'){
                word[size-1] = 'v';
                return word + ending;
            }
            else if(word[size-2] == 'f' && word[size-1] == 'e'){
                word[size-2] = 'v';
                return word + "e" + ending;
            }
        }
        else{
            return word + ending;
        }
    }
    return word;
}

void elimDups(vector<string> &words){
    sort(words.begin(), words.end());
    auto end = unique(words.begin(), words.end());
    words.erase(end, words.end());
}

void biggies(vector<string> &words, vector<string>::size_type len){
    elimDups(words);
    stable_sort(words.begin(), words.end(), [](const string &a, const string &b){ re

    auto pos = find_if(words.begin(), words.end(), [len](const string &a){ return a.

    auto count = words.end() - pos;
    string str("word");
    cout<<count<<" "<<make_plural(count, str, "s")<<" of length "<<len<<" or longer"

    for_each(pos, words.end(), [](const string &s){ cout<<s<<" "; });

    cout<<endl;
}

int main(){
    vector<string> words;
    string str;

    cout<<"Enter strings: ";
    while(cin>>str){
        words.push_back(str);
        if(cin.get() == '\n'){
            break;
        }
    }

    biggies(words, 5);

    return 0;
}

运行结果显示如下

原文地址：https://blog.csdn.net/navicheung/article/details/136396198

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