#include <bits/stdc++.h>
using namespace std;
const int N = 1000 * 1000 + 10;
int s_pref[N];
int occ[N];
int main () {
ios_base::sync_with_stdio(0);
cin.tie(0);
int n;
cin >> n;
vector<int> numbers(n, 0);
for (int i = 0; i < n; i++)
cin >> numbers[i];
sort(numbers.begin(), numbers.end());
for (int i = 0; i < (int)numbers.size(); i++) {
int j = i;
while (j < (int)numbers.size() && numbers[i] == numbers[j])
j++;
occ[j - i]++;
i = j - 1;
}
for (int i = 1; i < N; i++)
s_pref[i] = s_pref[i - 1] + occ[i];
vector<int> res(n + 1, 0);
for (int i = 1; i <= n; i++) {
for (int j = i; j <= n; j += i) {
res[i] += j * (s_pref[j + i - 1] - s_pref[j - 1]);
}
}
for (int i = 1; i <= n; i++)
cout << res[i] << " ";
cout << "\n";
return 0;
}
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 | #include <bits/stdc++.h> using namespace std; const int N = 1000 * 1000 + 10; int s_pref[N]; int occ[N]; int main () { ios_base::sync_with_stdio(0); cin.tie(0); int n; cin >> n; vector<int> numbers(n, 0); for (int i = 0; i < n; i++) cin >> numbers[i]; sort(numbers.begin(), numbers.end()); for (int i = 0; i < (int)numbers.size(); i++) { int j = i; while (j < (int)numbers.size() && numbers[i] == numbers[j]) j++; occ[j - i]++; i = j - 1; } for (int i = 1; i < N; i++) s_pref[i] = s_pref[i - 1] + occ[i]; vector<int> res(n + 1, 0); for (int i = 1; i <= n; i++) { for (int j = i; j <= n; j += i) { res[i] += j * (s_pref[j + i - 1] - s_pref[j - 1]); } } for (int i = 1; i <= n; i++) cout << res[i] << " "; cout << "\n"; return 0; } |
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