新题题解

#include <iostream>
#include <algorithm>
using namespace std;

//247
bool cmp(int a,int b){
    if(a%10!=b%10) return a%10>b%10;
    return a<b;
}
int main(){
    int n,a[100000];
    cin >> n;
    for(int i = 0;i < n;i++){
        cin >> a[i];
    }
    sort(a,a+n,cmp);
    for(int i = 0;i < n;i++){
        cout << a[i] << endl;
    }
    return 0;
}