Submission #7978080
Source Code Expand
#include <bits/stdc++.h> using namespace std; vector<long long> a(50); bool is_ok(long long k, int n) { for (long long x = k - 51; x <= k + 51; x++) { long long sum = 0; for (int i = 0; i < n; i++) { //if (a.at(i) <= n - 1) continue; sum += ((a.at(i) + x - n + 1) + n) / (n + 1); } if (sum <= x) return true; //return sum <= k; } return false; } int main() { int n; cin >> n; for (int i = 0; i < n; i++) { cin >> a.at(i); } long long ng = -1; long long ok = (long long)(1e16 + 1000) * 50; while (abs(ok - ng) > 1) { long long mid = (ok + ng) / 2; if (is_ok(mid, n)) ok = mid; else ng = mid; } for (long long i = ok - 51; i <= ok + 51; i++) { long long sum = 0; for (int j = 0; j < n; j++) { //if (a.at(i) <= n - 1) continue; sum += ((a.at(j) + i - n + 1) + n) / (n + 1); } if (sum <= i) { cout << i << endl; return 0; } } }
Submission Info
Submission Time | |
---|---|
Task | E - Decrease (Judge ver.) |
User | karyo |
Language | C++14 (GCC 5.4.1) |
Score | 600 |
Code Size | 1116 Byte |
Status | AC |
Exec Time | 3 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 | 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 | 2 ms | 256 KB |
rand5 | AC | 2 ms | 256 KB |
rand6 | AC | 2 ms | 256 KB |
rand7 | AC | 3 ms | 256 KB |
rand8 | AC | 2 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 | 2 ms | 256 KB |
small5 | AC | 2 ms | 256 KB |
small6 | AC | 2 ms | 256 KB |
small7 | AC | 1 ms | 256 KB |
small8 | AC | 2 ms | 256 KB |
small9 | AC | 2 ms | 256 KB |