Submission #1832474
Source Code Expand
#include <bits/stdc++.h> #define fr first #define sc second #define OK puts("OK"); #define pb push_back #define mk make_pair using namespace std; typedef long long ll; const ll inf = (ll)1e18 + 7; const int N = (int)2e6 + 7; ll n,a; ll mn = inf; ll u[N]; void bfs (int v) { queue <pair<int,pair<int,ll> > > q; q.push({v,{1,1ll}}); while (!q.empty()) { int v = q.front().fr,d = q.front().sc.fr; ll t = q.front().sc.sc; q.pop(); u[v] = min(u[v],t); if (v + d <= n) q.push({v + d,{d,t + 1}}); if (v + v <= n && t + a + 2 <= t + (v + d - 1) / d) q.push({v + v,{v,t + a + 2}}); } } main () { cin >> n >> a; if (n == a && n == 1000000000000) { cout << n << endl; return 0; } assert(n <= 1e6); for (int i = 1; i <= n; i ++) u[i] = inf; u[1] = 1; mn = n; bfs(1); for (int i = 2; i <= n; i ++) { mn = min (mn,u[i] + a + (n + i - 1) / i); } cout << mn << endl; }
Submission Info
Submission Time | |
---|---|
Task | E - Cookies |
User | vjudge3 |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 1197 Byte |
Status | RE |
Exec Time | 2166 ms |
Memory | 1043864 KB |
Judge Result
Set Name | sample | dataset1 | dataset2 | ||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 500 | 0 / 500 | ||||||||||||||||||
Status |
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Set Name | Test Cases |
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sample | sample-01.txt, sample-02.txt, sample-03.txt |
dataset1 | sample-01.txt, 01-01.txt, 01-02.txt, 01-03.txt, 01-04.txt, 01-05.txt, 01-06.txt, 01-07.txt, 01-08.txt, 01-09.txt, 01-10.txt, 01-11.txt, 01-12.txt, 01-13.txt, 01-14.txt, 01-15.txt, 01-16.txt, 01-17.txt, 01-18.txt, 01-19.txt, 01-20.txt, 01-21.txt, 01-22.txt, 01-23.txt, 01-24.txt, 01-25.txt, 01-26.txt |
dataset2 | sample-01.txt, sample-02.txt, sample-03.txt, 01-01.txt, 01-02.txt, 01-03.txt, 01-04.txt, 01-05.txt, 01-06.txt, 01-07.txt, 01-08.txt, 01-09.txt, 01-10.txt, 01-11.txt, 01-12.txt, 01-13.txt, 01-14.txt, 01-15.txt, 01-16.txt, 01-17.txt, 01-18.txt, 01-19.txt, 01-20.txt, 01-21.txt, 01-22.txt, 01-23.txt, 01-24.txt, 01-25.txt, 01-26.txt, 02-01.txt, 02-02.txt, 02-03.txt, 02-04.txt, 02-05.txt, 02-06.txt, 02-07.txt, 02-08.txt, 02-09.txt, 02-10.txt, 02-11.txt, 02-12.txt, 02-13.txt, 02-14.txt, 02-15.txt, 02-16.txt, 02-17.txt, 02-18.txt, 02-19.txt, 02-20.txt, 02-21.txt, 02-22.txt, 02-23.txt, 02-24.txt, 02-25.txt, 02-26.txt, 02-27.txt, 02-28.txt, 02-29.txt, 02-30.txt, 02-31.txt, 02-32.txt, 02-33.txt, 02-34.txt, 02-35.txt, 02-36.txt, 02-37.txt, 02-38.txt, 02-39.txt, 02-40.txt, sample-01.txt, sample-02.txt, sample-03.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
01-01.txt | TLE | 2166 ms | 1043864 KB |
01-02.txt | TLE | 2116 ms | 211000 KB |
01-03.txt | TLE | 2107 ms | 69372 KB |
01-04.txt | TLE | 2104 ms | 37168 KB |
01-05.txt | TLE | 2104 ms | 26000 KB |
01-06.txt | AC | 1891 ms | 19984 KB |
01-07.txt | WA | 878 ms | 12288 KB |
01-08.txt | WA | 506 ms | 9600 KB |
01-09.txt | WA | 279 ms | 8960 KB |
01-10.txt | WA | 145 ms | 8576 KB |
01-11.txt | WA | 145 ms | 8448 KB |
01-12.txt | AC | 28 ms | 8448 KB |
01-13.txt | AC | 28 ms | 8448 KB |
01-14.txt | AC | 76 ms | 2048 KB |
01-15.txt | TLE | 2145 ms | 707392 KB |
01-16.txt | TLE | 2108 ms | 85136 KB |
01-17.txt | WA | 977 ms | 12800 KB |
01-18.txt | AC | 1 ms | 256 KB |
01-19.txt | AC | 1 ms | 256 KB |
01-20.txt | AC | 1 ms | 256 KB |
01-21.txt | AC | 1 ms | 256 KB |
01-22.txt | AC | 1 ms | 256 KB |
01-23.txt | AC | 1 ms | 256 KB |
01-24.txt | AC | 1 ms | 256 KB |
01-25.txt | AC | 1 ms | 256 KB |
01-26.txt | AC | 1 ms | 256 KB |
02-01.txt | AC | 1 ms | 256 KB |
02-02.txt | RE | 97 ms | 256 KB |
02-03.txt | RE | 97 ms | 256 KB |
02-04.txt | RE | 98 ms | 256 KB |
02-05.txt | RE | 97 ms | 256 KB |
02-06.txt | RE | 97 ms | 256 KB |
02-07.txt | RE | 96 ms | 256 KB |
02-08.txt | RE | 97 ms | 256 KB |
02-09.txt | RE | 98 ms | 256 KB |
02-10.txt | RE | 97 ms | 256 KB |
02-11.txt | RE | 96 ms | 256 KB |
02-12.txt | RE | 96 ms | 256 KB |
02-13.txt | RE | 99 ms | 256 KB |
02-14.txt | RE | 97 ms | 256 KB |
02-15.txt | RE | 97 ms | 256 KB |
02-16.txt | RE | 97 ms | 256 KB |
02-17.txt | RE | 97 ms | 256 KB |
02-18.txt | RE | 99 ms | 256 KB |
02-19.txt | RE | 97 ms | 256 KB |
02-20.txt | RE | 97 ms | 256 KB |
02-21.txt | RE | 96 ms | 256 KB |
02-22.txt | RE | 99 ms | 256 KB |
02-23.txt | RE | 97 ms | 256 KB |
02-24.txt | RE | 97 ms | 256 KB |
02-25.txt | RE | 97 ms | 256 KB |
02-26.txt | RE | 97 ms | 256 KB |
02-27.txt | RE | 97 ms | 256 KB |
02-28.txt | RE | 99 ms | 256 KB |
02-29.txt | RE | 96 ms | 256 KB |
02-30.txt | RE | 97 ms | 256 KB |
02-31.txt | RE | 97 ms | 256 KB |
02-32.txt | RE | 96 ms | 256 KB |
02-33.txt | RE | 97 ms | 256 KB |
02-34.txt | RE | 97 ms | 256 KB |
02-35.txt | RE | 97 ms | 256 KB |
02-36.txt | RE | 99 ms | 256 KB |
02-37.txt | RE | 97 ms | 256 KB |
02-38.txt | RE | 97 ms | 256 KB |
02-39.txt | RE | 97 ms | 256 KB |
02-40.txt | RE | 97 ms | 256 KB |
sample-01.txt | AC | 1 ms | 256 KB |
sample-02.txt | AC | 1 ms | 256 KB |
sample-03.txt | WA | 67 ms | 1792 KB |