<C++ Primer_5th>习题_3.17
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//从cin读入一组词并把它们存入一个vcetor对象,然后设法把所有词都改为大写形式。输出改变后的的结果,每个词占一行。#include<iostream>#include<string>#include<vector>using namespace std;int main(){vector<string> v_string;string s;char cont = 'y';//提示用户输入cout << "请输入第一个词: " << endl;//检测输入流while (cin >> s){v_string.push_back(s);//提示用户是否继续cout << "您要继续吗(y or n)? " << endl;cin >> cont;//判断是否继续if (cont == 'y' || cont == 'Y')cout << "请输入下一个词: " << endl;elsebreak;}cout << "转换后输出的结果是: " << endl;//使用范围for遍历整个v_string对象中的元素(每个元素都是string型)for (auto &c : v_string){for (auto &m : c) //char型m = toupper (m);cout << c << endl;}system("pause");return 0;}
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