답안 #9274

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
9274 2014-09-28T05:17:31 Z kcm1700 Uniting (kriii2_U) C++14
4 / 4
16 ms 1476 KB
#include <cstdio>
#include <algorithm>
#include <numeric>

using namespace std;

int n;
int dat[100003];

const int mod = 1000000007;

int main(){
  scanf("%d",&n);
  for(int i = 0; i < n; i++) scanf("%d",&dat[i]);
  sort(dat, dat+n);
  long long sum = accumulate(dat, dat+n, 0ll);
  long long ans1 = 0;
  long long ans2 = 1;
  for(int i = 0; i < n; i++) {
    sum -= dat[i];
    ans1 += dat[i] * sum;
    if (i >= 1) {
      ans2 *= (i+1);
      ans2 %= mod;
      ans2 *= (i);
      ans2 %= mod;
    }
  }
  printf("%lld\n%lld\n", ans1,ans2);
  return 0;
}
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 1476 KB Output is correct
2 Correct 0 ms 1476 KB Output is correct
3 Correct 0 ms 1476 KB Output is correct
4 Correct 0 ms 1476 KB Output is correct
5 Correct 0 ms 1476 KB Output is correct
6 Correct 0 ms 1476 KB Output is correct
7 Correct 0 ms 1476 KB Output is correct
8 Correct 0 ms 1476 KB Output is correct
9 Correct 0 ms 1476 KB Output is correct
10 Correct 0 ms 1476 KB Output is correct
11 Correct 0 ms 1476 KB Output is correct
12 Correct 0 ms 1476 KB Output is correct
13 Correct 0 ms 1476 KB Output is correct
14 Correct 0 ms 1476 KB Output is correct
15 Correct 0 ms 1476 KB Output is correct
16 Correct 0 ms 1476 KB Output is correct
17 Correct 0 ms 1476 KB Output is correct
18 Correct 0 ms 1476 KB Output is correct
19 Correct 0 ms 1476 KB Output is correct
20 Correct 0 ms 1476 KB Output is correct
21 Correct 0 ms 1476 KB Output is correct
22 Correct 4 ms 1476 KB Output is correct
23 Correct 4 ms 1476 KB Output is correct
24 Correct 0 ms 1476 KB Output is correct
25 Correct 4 ms 1476 KB Output is correct
26 Correct 0 ms 1476 KB Output is correct
27 Correct 4 ms 1476 KB Output is correct
28 Correct 4 ms 1476 KB Output is correct
29 Correct 4 ms 1476 KB Output is correct
30 Correct 4 ms 1476 KB Output is correct
31 Correct 4 ms 1476 KB Output is correct
32 Correct 8 ms 1476 KB Output is correct
33 Correct 8 ms 1476 KB Output is correct
34 Correct 8 ms 1476 KB Output is correct
35 Correct 8 ms 1476 KB Output is correct
36 Correct 8 ms 1476 KB Output is correct
37 Correct 8 ms 1476 KB Output is correct
38 Correct 8 ms 1476 KB Output is correct
39 Correct 8 ms 1476 KB Output is correct
40 Correct 12 ms 1476 KB Output is correct
41 Correct 12 ms 1476 KB Output is correct
42 Correct 12 ms 1476 KB Output is correct
43 Correct 8 ms 1476 KB Output is correct
44 Correct 4 ms 1476 KB Output is correct
45 Correct 12 ms 1476 KB Output is correct
46 Correct 12 ms 1476 KB Output is correct
47 Correct 16 ms 1476 KB Output is correct
48 Correct 16 ms 1476 KB Output is correct
49 Correct 8 ms 1476 KB Output is correct
50 Correct 16 ms 1476 KB Output is correct