#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define pb push_back
#define fi first
#define se second
#define all(x) x.begin(), x.end()
const int maxn5 = 4e5 + 10;
int cnt[maxn5];
int main(){
ios_base::sync_with_stdio(false); cin.tie(0);
int n, q; cin >> n >> q;
for(int i = 0; i < n; i++){
int a; cin >> a;
cnt[a]++;
}
sort(cnt, cnt + maxn5);
ll ans = 0;
int a; cin >> a >> a;
ll ind = 1;
for(int i = 0; i < maxn5; i++) if(cnt[i] > 1){
ans += ind * (n + 1 - ind);
ind++; cnt[i]--;
while(cnt[i]--){
ans += (n + 1 - ind);
ind++;
}
}
for(int i = 0; i < maxn5; i++) if(cnt[i] == 1){
ans += ind * (n + 1 - ind);
ind++;
}
cout << ans << endl;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
6 ms |
1876 KB |
Output is correct |
2 |
Correct |
6 ms |
1876 KB |
Output is correct |
3 |
Correct |
5 ms |
1876 KB |
Output is correct |
4 |
Incorrect |
6 ms |
1880 KB |
Output isn't correct |
5 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
6 ms |
1888 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
6 ms |
1888 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
6 ms |
1888 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
6 ms |
1876 KB |
Output is correct |
2 |
Correct |
6 ms |
1876 KB |
Output is correct |
3 |
Correct |
5 ms |
1876 KB |
Output is correct |
4 |
Incorrect |
6 ms |
1880 KB |
Output isn't correct |
5 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
6 ms |
1876 KB |
Output is correct |
2 |
Correct |
6 ms |
1876 KB |
Output is correct |
3 |
Correct |
5 ms |
1876 KB |
Output is correct |
4 |
Incorrect |
6 ms |
1880 KB |
Output isn't correct |
5 |
Halted |
0 ms |
0 KB |
- |