Submission #10039657
Source Code Expand
#pragma GCC optimize("Ofast") #include <bits/stdc++.h> using namespace std; #define INF (1e9) #define rep(i, n) for(int i = 0; i < (int)(n); i++) #define all(x) x.begin(),x.end() const long double PI = acos(-1.0L); const long long MOD = 1000000007LL; //const long long MOD = 998244353LL; typedef long long ll; typedef pair<int, int> pii; typedef pair<long long, long long> pll; template<class T> inline bool chmax(T &a, T b) { if (a < b) { a = b; return true;} return false; } template<class T> inline bool chmin(T &a, T b) { if (a > b) { a = b; return true;} return false; } /////////////////////////////////////////////////////////////////////////////////////////////////// int main() { ios::sync_with_stdio(false); cin.tie(nullptr); int N; cin >> N; vector<ll> A(N); rep(i,N) cin >> A[i]; sort(all(A)); ll ans = 0; rep(i,N) { ans += A[i]*i - A[i]*(N-1-i); } cout << ans << endl; }
Submission Info
Submission Time | |
---|---|
Task | C - Pair Distance |
User | minato_ |
Language | C++14 (GCC 5.4.1) |
Score | 300 |
Code Size | 959 Byte |
Status | AC |
Exec Time | 17 ms |
Memory | 1024 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 300 / 300 | ||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | s1.txt, s2.txt |
All | 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt, 14.txt, 15.txt, 16.txt, 17.txt, 18.txt, 19.txt, 20.txt, 21.txt, 22.txt, 23.txt, 24.txt, 25.txt, s1.txt, s2.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
01.txt | AC | 1 ms | 256 KB |
02.txt | AC | 1 ms | 256 KB |
03.txt | AC | 2 ms | 256 KB |
04.txt | AC | 1 ms | 256 KB |
05.txt | AC | 1 ms | 256 KB |
06.txt | AC | 2 ms | 256 KB |
07.txt | AC | 2 ms | 256 KB |
08.txt | AC | 2 ms | 256 KB |
09.txt | AC | 2 ms | 256 KB |
10.txt | AC | 2 ms | 256 KB |
11.txt | AC | 16 ms | 1024 KB |
12.txt | AC | 17 ms | 1024 KB |
13.txt | AC | 17 ms | 1024 KB |
14.txt | AC | 16 ms | 1024 KB |
15.txt | AC | 16 ms | 1024 KB |
16.txt | AC | 17 ms | 1024 KB |
17.txt | AC | 17 ms | 1024 KB |
18.txt | AC | 17 ms | 1024 KB |
19.txt | AC | 17 ms | 1024 KB |
20.txt | AC | 17 ms | 1024 KB |
21.txt | AC | 16 ms | 1024 KB |
22.txt | AC | 17 ms | 1024 KB |
23.txt | AC | 17 ms | 1024 KB |
24.txt | AC | 17 ms | 1024 KB |
25.txt | AC | 17 ms | 1024 KB |
s1.txt | AC | 1 ms | 256 KB |
s2.txt | AC | 1 ms | 256 KB |