oj.uz

답안 #873498

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
873498 2023-11-15T07:43:12 Z vjudge1 W (RMI18_w) C++17
0 / 100
 27 ms 2116 KB 
// #pragma GCC target( "sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
// #pragma GCC optimize("Ofast,unroll-loops,fast-math,O3")  
#include<bits/stdc++.h>
#define f first
#define s second
#define pb push_back
#define sz(x) (int)x.size()
#define bit(a, i) ((a>>i)&1)

using namespace std;
typedef long long ll;
typedef pair<int, int> pii;

const int P = 31;
const int K = 400;
const ll inf = 1e9;
const ll INF = 1e18;
const int mod = 1e9+7;
const int maxn = 2e5 + 10;
const int dx[] = {0, 0, -1, 1};
const int dy[] = {1, -1, 0, 0};

int n;
int cnt[2];
int a[maxn];

void ihtw(){
    cin >> n;
    for(int i=1; i<=n; i++){
        cin >> a[i];
    } sort(a+1, a+n+1);
    for(int i=1; i<=n; i++){
        if(a[i] > a[1]) cnt[1]++;
        else cnt[0]++;
    } ll ans = 0;
    for(int i=1; i<cnt[0]; i++){
        ans = (ans + (cnt[1]-1) * (cnt[0]-i-1)) % mod;
    }
    for(int i=1; i<cnt[1]; i++){
        ans = (ans + (cnt[0]-1) * (cnt[1]-i-1)) % mod;
    } cout << ans;
}   

int main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);
    int t=1;
    while(t--) ihtw();
}

Subtask #1
0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 344 KB Output isn't correct
2 Incorrect 0 ms 348 KB Output isn't correct
3 Incorrect 4 ms 572 KB Output isn't correct
4 Incorrect 8 ms 1116 KB Output isn't correct

Subtask #2
0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 348 KB Output isn't correct
2 Incorrect 1 ms 348 KB Output isn't correct
3 Incorrect 5 ms 348 KB Output isn't correct
4 Incorrect 16 ms 856 KB Output isn't correct
5 Incorrect 27 ms 1112 KB Output isn't correct
6 Incorrect 17 ms 1116 KB Output isn't correct

Subtask #3
0 / 50.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 348 KB Output isn't correct
2 Incorrect 0 ms 348 KB Output isn't correct
3 Incorrect 1 ms 344 KB Output isn't correct
4 Incorrect 0 ms 348 KB Output isn't correct
5 Incorrect 0 ms 348 KB Output isn't correct
6 Incorrect 1 ms 348 KB Output isn't correct
7 Incorrect 1 ms 348 KB Output isn't correct
8 Incorrect 10 ms 840 KB Output isn't correct
9 Incorrect 20 ms 1116 KB Output isn't correct
10 Runtime error 14 ms 2116 KB Execution killed with signal 11