Submission #1519186
Source Code Expand
#include<iostream> #include<algorithm> #include<functional> #include<vector> #include<queue> using namespace std; using ll = long long; int main() { int n; cin >> n; vector<ll> A(n); ll high = 0; for (int i = 0; i < n; i++) { cin >> A[i]; high += A[i]; } ll low = -1; while (high - low > 1) { ll H = high; ll mean = (low + high) / 2; for (ll M = max(low, mean - n); M <= mean; M++) { vector<ll> B(A); for (int i = 0; i < n; i++) { B[i] += M; } ll k = 0; for (int i = 0; i < n; i++) { if (B[i] > n - 1) { k += (B[i] - n + 1) / (n + 1); if ((B[i] - n + 1) % (n + 1) != 0) { k++; } } } if (k <= M) { high = M; break; } } if (high == H) { low = mean; } } cout << high <<endl; }
Submission Info
Submission Time | |
---|---|
Task | E - Decrease (Judge ver.) |
User | tomabou |
Language | C++14 (GCC 5.4.1) |
Score | 600 |
Code Size | 815 Byte |
Status | AC |
Exec Time | 3 ms |
Memory | 256 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 600 / 600 | ||||
Status |
|
|
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 | 3 ms | 256 KB |
maxrand2 | AC | 1 ms | 256 KB |
maxrand3 | AC | 3 ms | 256 KB |
maxrand4 | AC | 1 ms | 256 KB |
maxrand5 | AC | 3 ms | 256 KB |
maxrand6 | AC | 1 ms | 256 KB |
maxrand7 | AC | 3 ms | 256 KB |
maxrand8 | AC | 1 ms | 256 KB |
maxrand9 | AC | 3 ms | 256 KB |
rand0 | AC | 1 ms | 256 KB |
rand1 | AC | 2 ms | 256 KB |
rand2 | AC | 2 ms | 256 KB |
rand3 | AC | 2 ms | 256 KB |
rand4 | AC | 1 ms | 256 KB |
rand5 | AC | 1 ms | 256 KB |
rand6 | AC | 1 ms | 256 KB |
rand7 | AC | 2 ms | 256 KB |
rand8 | AC | 1 ms | 256 KB |
rand9 | AC | 2 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 | 1 ms | 256 KB |