题解 | 完数VS盈数 vector版

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

int main() {
    vector<int> a; // 完数
    vector<int> b; // 盈数
    for (int i = 2; i <= 60; ++i) {
        int sum = 0;
        for (int j = 1; j < i; ++j) {
            if (i % j == 0) sum += j;
        }
        if (sum == i) a.push_back(i);
        else if (sum > i) b.push_back(i);
    }
    cout << "E: ";
    for (size_t i = 0; i < a.size(); ++i) {
        if (i > 0) cout << " ";
        cout << a[i];
    }
    cout<<endl;
    cout << "G: ";
    for (size_t i = 0; i < b.size(); ++i) {
        if (i > 0) cout << " ";
        cout << b[i];
    }
   
    return 0;
}