3.2.3/3.3.2

来源：互联网发布：学完c 还是不会编程编辑：程序博客网时间：2024/06/06 21:14

3.6/3.7/3.8

#include<iostream>
#include<string>
#include<cctype>

using namespace std;

void main()
{
   cout << "Enter string" << endl;
   string s;
   //getline(cin, s);
   //for (char &c : s)
   cin >> s;
   int i = 0;
   while (i <= s.size())
   {
       s[i] = 'X';
       i++;
   }
   cout << s << endl;

   cin.get();
   cin.get();

3.10

#include<iostream>
#include<string>
#include<cctype>

using namespace std;

void main()
{
   string s;
   cin >> s;
   for (auto &c : s)
   {
       if (!ispunct(c))
           cout << c ;
   }

   cin.get();
   cin.get();

}

3.3.2

3.14

#include<string>
#include<cctype>
#include<vector>

using namespace std;

void main()
{
   cout << "Enter a series of numbers" << endl;
   int i;
   vector<int> v;
   while (cin >> i)
       v.push_back(i);

   for (auto i : v)
       cout << i << " ";
   cout << endl;

   cin.clear();
   cin.get();
   cin.get();

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