贴代码
#include <iostream>
#include<iomanip>
using namespace std;
int main()
{
cout << setiosflags(ios::right);
int a, b;
int sum = 0;
int j = 0;
std::cin>>a>> b;
for (int i=a;i<= b;i++)
{
sum = sum + i;
}
cout<<" ";
for (a;a <= b;a++,j++)
{
if (j % 5 == 0)
{
cout << endl;
cout<<" ";
}
cout<<a << " ";
}
cout << endl;
cout << "Sum = " << sum;
cout << endl;
cout<<std::right<<setw(10)<<sum;
cout << endl;
cout<<std::right<<setw(20)<<-1000;
cout << endl;
cout<<std::right<<setw(20)<<99;
cout << endl;
cout<<std::right<<setw(20)<<1000;
return 0;
}
#include <iostream>
#include<iomanip>
using namespace std;
int main()
{
cout << setiosflags(ios::right);
int a, b;
int sum = 0;
int j = 0;
std::cin>>a>> b;
for (int i=a;i<= b;i++)
{
sum = sum + i;
}
cout<<" ";
for (a;a <= b;a++,j++)
{
if (j % 5 == 0)
{
cout << endl;
cout<<" ";
}
cout<<a << " ";
}
cout << endl;
cout << "Sum = " << sum;
return 0;
}
好的