Submission #4078249
Source Code Expand
#include <bits/stdc++.h> const int INF = 1e9; const int MOD = 1e9+7; const long long LINF = 1e18; #define dump(x) cout << 'x' << ' = ' << (x) << ` `; #define FOR(i,a,b) for(int i=(a);i<(b);++i) #define REP(i,n) for(int i=0;i<(n);++i) #define REPR(i,n) for(int i=n;i>=0;i--) #define FOREACH(x,a) for(auto& (x) : (a) ) typedef long long ll; using namespace std; int main(int argc, char const *argv[]) { int n; cin >> n; vector<ll> x(n); REP(i,n) cin >> x[i]; sort(x.begin(), x.end()); ll ans = 0; ll pre = 0; for (ll i = 1; i < n; ++i) { ans += pre + (x[i]-x[i-1])*i; pre = pre + (x[i]-x[i-1])*i; } cout << ans << endl; return 0; }
Submission Info
Submission Time | |
---|---|
Task | C - Pair Distance |
User | sarashin |
Language | C++14 (GCC 5.4.1) |
Score | 300 |
Code Size | 715 Byte |
Status | AC |
Exec Time | 46 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 | 2 ms | 256 KB |
03.txt | AC | 3 ms | 256 KB |
04.txt | AC | 2 ms | 256 KB |
05.txt | AC | 2 ms | 256 KB |
06.txt | AC | 4 ms | 256 KB |
07.txt | AC | 4 ms | 256 KB |
08.txt | AC | 4 ms | 256 KB |
09.txt | AC | 4 ms | 256 KB |
10.txt | AC | 4 ms | 256 KB |
11.txt | AC | 43 ms | 1024 KB |
12.txt | AC | 46 ms | 1024 KB |
13.txt | AC | 44 ms | 1024 KB |
14.txt | AC | 43 ms | 896 KB |
15.txt | AC | 44 ms | 1024 KB |
16.txt | AC | 44 ms | 1024 KB |
17.txt | AC | 46 ms | 1024 KB |
18.txt | AC | 43 ms | 1024 KB |
19.txt | AC | 45 ms | 1024 KB |
20.txt | AC | 44 ms | 1024 KB |
21.txt | AC | 44 ms | 1024 KB |
22.txt | AC | 45 ms | 1024 KB |
23.txt | AC | 46 ms | 1024 KB |
24.txt | AC | 46 ms | 1024 KB |
25.txt | AC | 44 ms | 1024 KB |
s1.txt | AC | 1 ms | 256 KB |
s2.txt | AC | 1 ms | 256 KB |