C++ 代码

#include<bits/stdc++.h>
using namespace std;
int main()
{
    int x,y,s;
    cin>>x>>y;
    while(x>0&&y>0)
    {
       s=0;
        for(int i=(x<y?x:y);i<(x<y?y+1:x+1);i++)
        {

            cout<<i<<' ';
            if(i!=(x<y?y:x))
            s=s+i;
            else if(i==(x<y?y:x))
            {
               cin>>x>>y;
               if(x<=0||y<=0)
                  {
                   cout<<"Sum="<<s+i<<endl;
                   break;
                  }
                else
                  {
                    s=s+i;
                    cout<<"Sum="<<s<<endl;
                    break;
                  }
            }


        }
    }
    return 0;
}

#include <iostream>

using namespace std;

int main()
{
    int n, m;

    while (cin >> n >> m, n > 0 && m > 0)
    {

        if (n > m) swap(n, m);

        int s = 0;
        for (int i = n; i <= m; i ++)
        {
            cout << i << ' ';

            s += i;
        }
        printf ("Sum=%d\n", s);
    }
    return 0;
}