Submission #995133
Source Code Expand
#include <cstdio> #include <cstring> #include <cstdlib> #include <cmath> #include <iostream> #include <algorithm> #include <string> #include <vector> #include <queue> #include <map> #define F first #define S second using namespace std; typedef long long ll; ll n,a; ll ka[1111111]; ll co(ll p,ll x){ return ka[x]*(p-x-a); } int main(void){ cin >> n >> a; if(n > 1111111) return 0; for(int i = 0; i <= a; i++) ka[i] = 1; for(int i = 1; a+i < 1111111; i++){ ka[a+i] = i; ll lb = a+1; ll ub = a+i; //for(int j = 0; j < 100; j++){ while(ub-lb>2){ ll ma = (lb+lb+ub)/3; ll mb = (lb+ub+ub)/3; ll mma = co(a+i,ma); ll mmb = co(a+i,mb); if(mma <= mmb){ lb = ma; }else{ ub = mb; } //cout << lb << " " << ub << endl; } //cout << "hoge" << endl; ka[a+i] = max(ka[a+i],max(co(a+i,(lb+ub)/2),max(co(a+i,lb),co(a+i,ub)))); } ll ans=1LL<<60; for(int i = 0; i < 1111111; i++){ ans = min(ans,((n+ka[i]-1)/ka[i])+i); } cout << ans << endl; }
Submission Info
Submission Time | |
---|---|
Task | E - Cookies |
User | gotto |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 1093 Byte |
Status | WA |
Exec Time | 577 ms |
Memory | 8960 KB |
Judge Result
Set Name | sample | dataset1 | dataset2 | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 500 | 0 / 500 | ||||||||||||||
Status |
|
|
|
Set Name | Test Cases |
---|---|
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 |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
01-01.txt | AC | 577 ms | 8960 KB |
01-02.txt | AC | 575 ms | 8960 KB |
01-03.txt | AC | 571 ms | 8960 KB |
01-04.txt | AC | 570 ms | 8960 KB |
01-05.txt | AC | 571 ms | 8960 KB |
01-06.txt | AC | 571 ms | 8960 KB |
01-07.txt | AC | 571 ms | 8960 KB |
01-08.txt | AC | 571 ms | 8960 KB |
01-09.txt | AC | 571 ms | 8960 KB |
01-10.txt | WA | 573 ms | 8960 KB |
01-11.txt | AC | 573 ms | 8960 KB |
01-12.txt | AC | 41 ms | 8960 KB |
01-13.txt | AC | 41 ms | 8960 KB |
01-14.txt | AC | 572 ms | 8960 KB |
01-15.txt | AC | 571 ms | 8960 KB |
01-16.txt | AC | 570 ms | 8960 KB |
01-17.txt | AC | 571 ms | 8960 KB |
01-18.txt | AC | 571 ms | 8960 KB |
01-19.txt | AC | 572 ms | 8960 KB |
01-20.txt | AC | 572 ms | 8960 KB |
01-21.txt | AC | 41 ms | 8960 KB |
01-22.txt | AC | 572 ms | 8960 KB |
01-23.txt | AC | 573 ms | 8960 KB |
01-24.txt | AC | 572 ms | 8960 KB |
01-25.txt | AC | 572 ms | 8960 KB |
01-26.txt | AC | 574 ms | 8960 KB |
02-01.txt | RE | 121 ms | 8960 KB |
02-02.txt | WA | 2 ms | 256 KB |
02-03.txt | WA | 2 ms | 256 KB |
02-04.txt | WA | 2 ms | 256 KB |
02-05.txt | WA | 2 ms | 256 KB |
02-06.txt | WA | 2 ms | 256 KB |
02-07.txt | WA | 2 ms | 256 KB |
02-08.txt | WA | 2 ms | 256 KB |
02-09.txt | WA | 2 ms | 256 KB |
02-10.txt | WA | 2 ms | 256 KB |
02-11.txt | WA | 2 ms | 256 KB |
02-12.txt | WA | 2 ms | 256 KB |
02-13.txt | WA | 3 ms | 256 KB |
02-14.txt | WA | 2 ms | 256 KB |
02-15.txt | WA | 2 ms | 256 KB |
02-16.txt | WA | 2 ms | 256 KB |
02-17.txt | WA | 2 ms | 256 KB |
02-18.txt | WA | 2 ms | 256 KB |
02-19.txt | WA | 2 ms | 256 KB |
02-20.txt | WA | 2 ms | 256 KB |
02-21.txt | WA | 2 ms | 256 KB |
02-22.txt | WA | 2 ms | 256 KB |
02-23.txt | WA | 2 ms | 256 KB |
02-24.txt | WA | 2 ms | 256 KB |
02-25.txt | WA | 2 ms | 256 KB |
02-26.txt | WA | 2 ms | 256 KB |
02-27.txt | WA | 2 ms | 256 KB |
02-28.txt | WA | 2 ms | 256 KB |
02-29.txt | WA | 2 ms | 256 KB |
02-30.txt | WA | 2 ms | 256 KB |
02-31.txt | WA | 2 ms | 256 KB |
02-32.txt | WA | 2 ms | 256 KB |
02-33.txt | WA | 2 ms | 256 KB |
02-34.txt | WA | 2 ms | 256 KB |
02-35.txt | WA | 2 ms | 256 KB |
02-36.txt | WA | 2 ms | 256 KB |
02-37.txt | WA | 2 ms | 256 KB |
02-38.txt | WA | 2 ms | 256 KB |
02-39.txt | WA | 2 ms | 256 KB |
02-40.txt | WA | 2 ms | 256 KB |
sample-01.txt | AC | 571 ms | 8960 KB |
sample-02.txt | WA | 2 ms | 256 KB |
sample-03.txt | AC | 570 ms | 8960 KB |