Submission #1839957
Source Code Expand
# include <bits/stdc++.h> # define pb push_back # define fr first # define sc second # define mk make_pair # define int long long using namespace std; const int inf = 1e9 + 7; const int N = 1e7 + 5; typedef long long ll; int n, a, ans; bool check(int x, int k) { int mul = 1; for(int i = 1; i <= k; i ++) { mul *= x; if(mul >= n) return true; } return false; } main() { cin >> n >> a; ans = n; for(int k = 2; k <= 41; k ++) { int res = a * (k - 1), l = 0, r = 1e12 + 1, mid; while(r - l > 1) { int md = (l + r) >> 1; if(check(md, k)) r = md; else l = md; } if(check(l, k)) r = l; for(int i = 0; i < k; i ++) { int mul = 1, fl = 0; for(int j = 1; j <= i; j ++) { mul *= (r - 1); if(mul >= n) fl = 1; } for(int j = i + 1; j <= k; j ++) { mul *= r; if(mul >= n) fl = 1; } if(fl) mid = i; } for(int i = 1; i <= mid; i ++) res += (r - 1); for(int i = mid + 1; i <= k; i ++) res += r; ans = min(ans, res); } cout << ans << endl; }
Submission Info
Submission Time | |
---|---|
Task | E - Cookies |
User | vjudge2 |
Language | C++14 (GCC 5.4.1) |
Score | 500 |
Code Size | 1539 Byte |
Status | WA |
Exec Time | 1 ms |
Memory | 256 KB |
Judge Result
Set Name | sample | dataset1 | dataset2 | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 500 / 500 | 0 / 500 | ||||||||
Status |
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|
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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 | AC | 1 ms | 256 KB |
01-02.txt | AC | 1 ms | 256 KB |
01-03.txt | AC | 1 ms | 256 KB |
01-04.txt | AC | 1 ms | 256 KB |
01-05.txt | AC | 1 ms | 256 KB |
01-06.txt | AC | 1 ms | 256 KB |
01-07.txt | AC | 1 ms | 256 KB |
01-08.txt | AC | 1 ms | 256 KB |
01-09.txt | AC | 1 ms | 256 KB |
01-10.txt | AC | 1 ms | 256 KB |
01-11.txt | AC | 1 ms | 256 KB |
01-12.txt | AC | 1 ms | 256 KB |
01-13.txt | AC | 1 ms | 256 KB |
01-14.txt | AC | 1 ms | 256 KB |
01-15.txt | AC | 1 ms | 256 KB |
01-16.txt | AC | 1 ms | 256 KB |
01-17.txt | AC | 1 ms | 256 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 | WA | 1 ms | 256 KB |
02-03.txt | WA | 1 ms | 256 KB |
02-04.txt | WA | 1 ms | 256 KB |
02-05.txt | WA | 1 ms | 256 KB |
02-06.txt | WA | 1 ms | 256 KB |
02-07.txt | WA | 1 ms | 256 KB |
02-08.txt | WA | 1 ms | 256 KB |
02-09.txt | WA | 1 ms | 256 KB |
02-10.txt | WA | 1 ms | 256 KB |
02-11.txt | WA | 1 ms | 256 KB |
02-12.txt | WA | 1 ms | 256 KB |
02-13.txt | WA | 1 ms | 256 KB |
02-14.txt | WA | 1 ms | 256 KB |
02-15.txt | WA | 1 ms | 256 KB |
02-16.txt | WA | 1 ms | 256 KB |
02-17.txt | WA | 1 ms | 256 KB |
02-18.txt | WA | 1 ms | 256 KB |
02-19.txt | WA | 1 ms | 256 KB |
02-20.txt | WA | 1 ms | 256 KB |
02-21.txt | WA | 1 ms | 256 KB |
02-22.txt | WA | 1 ms | 256 KB |
02-23.txt | WA | 1 ms | 256 KB |
02-24.txt | AC | 1 ms | 256 KB |
02-25.txt | AC | 1 ms | 256 KB |
02-26.txt | AC | 1 ms | 256 KB |
02-27.txt | AC | 1 ms | 256 KB |
02-28.txt | AC | 1 ms | 256 KB |
02-29.txt | WA | 1 ms | 256 KB |
02-30.txt | AC | 1 ms | 256 KB |
02-31.txt | WA | 1 ms | 256 KB |
02-32.txt | AC | 1 ms | 256 KB |
02-33.txt | WA | 1 ms | 256 KB |
02-34.txt | AC | 1 ms | 256 KB |
02-35.txt | WA | 1 ms | 256 KB |
02-36.txt | WA | 1 ms | 256 KB |
02-37.txt | WA | 1 ms | 256 KB |
02-38.txt | WA | 1 ms | 256 KB |
02-39.txt | WA | 1 ms | 256 KB |
02-40.txt | WA | 1 ms | 256 KB |
sample-01.txt | AC | 1 ms | 256 KB |
sample-02.txt | AC | 1 ms | 256 KB |
sample-03.txt | AC | 1 ms | 256 KB |