`

#include<bits/stdc++.h>
using namespace std;
int a[20],n,x;
int main()
{
	cin>>n;
	for(int i=0;i<n;i++)
    {
		cin>>a[i];
		x=0;
		while(a[i] != 0)
        {
			x+=a[i]%10;
			a[i]/=10;
		}
		a[i]=x;
	}
	sort(a,a+n);
	for(int i=0;i<n;i++)
    {
		cout<<a[i]<< " ";
	} 
	return 0;
}

#include <bits/stdc++.h>
using namespace std;
int main()
{
    int n,a[98],b[98];
    cin >> n;
    for(int i=1;i<=n;i++)
    {
        cin >> a[i];
        b[i]=0;
        while(a[i]>0)
        {
            b[i]+=a[i]%10;
            a[i]/=10;
        }
    }
    sort(b+1,b+1+n);
    for(int i=1;i<=n;i++)
    {
        cout << b[i] << " ";
    }
}

一坨

#include<bits/stdc++.h>
using namespace std;
int a[11],n;
int main()
{
    cin>>n;
    for (int i=1;i<=n;i++)
    {
        cin>>a[i];
        a[i]=a[i]%10+a[i]/10%10+a[i]/100%10+a[i]/1000%10+a[i]/10000;
    }
    sort(a+1,a+n+1);
    for (int i=1;i<=n;i++)
        cout<<a[i]<<" ";
    return 0;
}

#include<bits/stdc++.h>
using namespace std;
int a[20], n, s;
int main()
{
	cin >> n;
	int i;
	for(i = 0; i < n; i++){
		cin >> a[i];
		s = 0;//每个a[i]都要求和，单独清零
		//求a[i]的各个位的和
		while(a[i] != 0){
			s =  s + a[i]%10;
			a[i] = a[i] / 10;
		}
		a[i] = s;
	}
	//排序
	sort(a,a+n);
	//输出
	for(int i = 0; i < n; i++){
		cout << a[i] << " ";
	} 
	return 0;
}