Submission #1518706
Source Code Expand
#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef pair<ll, ll> P; vector<ll> a; bool solve(ll m){ ll num = 0; ll N = a.size(); for(auto &&x : a){ ll nokori = x+m-(N-1); num += max((ll)0, (nokori+N) / (N+1)); } return num <= m; } int main(){ ll N; cin >> N; a.resize(N); bool ok = true; ll sum = 0; for(int i=0;i<N;i++){ cin >> a[i]; sum+=a[i]; if(a[i]>=N) ok=false; } ll zatu = max((ll)0, sum -N*N); ll rest = zatu; ll ans = 0; for(int i=0;i<a.size();i++){ ll nokori = a[i]+zatu-(N-1); ll num = min(rest, max((ll)0, (nokori+N) / (N+1))); rest -= num; a[i] = a[i] + zatu - (N+1) * num; ans += num; } for(ll plus = 0;true;plus++){ if(solve(plus)){ ans += plus; break; } } cout << ans << endl; return 0; }
Submission Info
Submission Time | |
---|---|
Task | E - Decrease (Judge ver.) |
User | base64 |
Language | C++14 (GCC 5.4.1) |
Score | 600 |
Code Size | 892 Byte |
Status | AC |
Exec Time | 2 ms |
Memory | 256 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 600 / 600 | ||||
Status |
|
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Set Name | Test Cases |
---|---|
Sample | example0, example1, example2, example3, example4 |
All | example0, example1, example2, example3, example4, maxrand0, maxrand1, maxrand2, maxrand3, maxrand4, maxrand5, maxrand6, maxrand7, maxrand8, maxrand9, rand0, rand1, rand2, rand3, rand4, rand5, rand6, rand7, rand8, rand9, small0, small1, small2, small3, small4, small5, small6, small7, small8, small9 |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
example0 | AC | 1 ms | 256 KB |
example1 | AC | 1 ms | 256 KB |
example2 | AC | 1 ms | 256 KB |
example3 | AC | 1 ms | 256 KB |
example4 | AC | 1 ms | 256 KB |
maxrand0 | AC | 1 ms | 256 KB |
maxrand1 | AC | 2 ms | 256 KB |
maxrand2 | AC | 1 ms | 256 KB |
maxrand3 | AC | 2 ms | 256 KB |
maxrand4 | AC | 1 ms | 256 KB |
maxrand5 | AC | 2 ms | 256 KB |
maxrand6 | AC | 1 ms | 256 KB |
maxrand7 | AC | 2 ms | 256 KB |
maxrand8 | AC | 1 ms | 256 KB |
maxrand9 | AC | 1 ms | 256 KB |
rand0 | AC | 1 ms | 256 KB |
rand1 | AC | 1 ms | 256 KB |
rand2 | AC | 1 ms | 256 KB |
rand3 | AC | 1 ms | 256 KB |
rand4 | AC | 1 ms | 256 KB |
rand5 | AC | 1 ms | 256 KB |
rand6 | AC | 1 ms | 256 KB |
rand7 | AC | 1 ms | 256 KB |
rand8 | AC | 1 ms | 256 KB |
rand9 | AC | 1 ms | 256 KB |
small0 | AC | 1 ms | 256 KB |
small1 | AC | 1 ms | 256 KB |
small2 | AC | 1 ms | 256 KB |
small3 | AC | 1 ms | 256 KB |
small4 | AC | 1 ms | 256 KB |
small5 | AC | 1 ms | 256 KB |
small6 | AC | 1 ms | 256 KB |
small7 | AC | 1 ms | 256 KB |
small8 | AC | 1 ms | 256 KB |
small9 | AC | 2 ms | 256 KB |