PAT 1064 朋友数 (20 分)

#include <iostream>#include <set>using namespace std;int getFriendNum(int num) {int sum = 0;while(num != 0) {sum += num % 10;num /= 10;}return sum;}int main() {int n,temp;set<int>s;

Python ml

138人浏览 · 2022-01-03 13:05:11

Python ml · 2022-01-03 13:05:11 发布

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

int getFriendNum(int num) {
    int sum = 0;
    while(num != 0) {
        sum += num % 10;
        num /= 10;
    }
    return sum;
}
int main() {
    int n,temp;
    set<int>s;
    cin>>n;
    for(int i=0;i<n;i++){
        cin>>temp;
        s.insert(getFriendNum(temp));
    }
    cout<<s.size()<<endl;
    for(auto it=s.begin();it!=s.end();it++){
        if(it!=s.begin()) cout<<" ";
        cout<<*it;
    }
    system("pause");
    return 0;
}