Submission #1799449
Source Code Expand
#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef pair<int,int> P; typedef pair<int,P> P1; typedef pair<P,P> P2; #define pu push #define pb push_back #define mp make_pair #define eps 1e-7 #define INF 1000000000 #define mod 1000000007 #define fi first #define sc second #define rep(i,x) for(int i=0;i<x;i++) #define repn(i,x) for(int i=1;i<=x;i++) #define SORT(x) sort(x.begin(),x.end()) #define ERASE(x) x.erase(unique(x.begin(),x.end()),x.end()) #define POSL(x,v) (lower_bound(x.begin(),x.end(),v)-x.begin()) #define POSU(x,v) (upper_bound(x.begin(),x.end(),v)-x.begin()) ll n,a,ret; set<pair<pair<ll,ll>,pair<ll,ll> > >used; void rec(ll sum,ll cur,ll mul,ll cs){ if(used.find(mp(mp(sum,cur),mp(mul,cs))) != used.end()) return; used.insert(mp(mp(sum,cur),mp(mul,cs))); if(sum >= n){ ret = min(ret,cs); return; } if(ret <= cs) return; rec(mul*cur,cur,mul*cur,cs+cur+a); if(cur > 1) rec(mul*(cur-1),cur-1,mul*(cur-1),cs+cur-1+a); } int main(){ cin>>n>>a; ret = n; for(int cut=2;cut<=15;cut++){ //ub = pow(n,1/cut)+15 lb = pow(n,1/cut)-15 double hoge = pow((double)(n),1.0/(double)(cut)); int k = (int)(hoge); for(int beg=max(2,k-15);beg<=k+15;beg++){ for(int mask=0;mask<(1<<(cut-1));mask++){ ll ret,cur = beg,mul = beg; int S = beg; bool ok = 0; for(int i=0;i<cut-1;i++){ if(!((mask>>i)&1)){ mul *= cur; } else{ cur--; if(cur <= 1) goto bad; mul *= cur; } ret = mul; S += cur; if(mul > 1e13) ok = 1; } if(ok || ret >= n){ ret = min(ret,1LL*S+1LL*(cut-1)*a); } bad:; } } } for(int i=15;i>=2;i--) rec(i,i,i,i); cout<<ret<<endl; }
Submission Info
Submission Time | |
---|---|
Task | E - Cookies |
User | IH19980412 |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 1765 Byte |
Status | WA |
Exec Time | 143 ms |
Memory | 20352 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 | AC | 3 ms | 640 KB |
01-02.txt | AC | 3 ms | 768 KB |
01-03.txt | AC | 3 ms | 640 KB |
01-04.txt | AC | 3 ms | 640 KB |
01-05.txt | AC | 3 ms | 640 KB |
01-06.txt | AC | 3 ms | 640 KB |
01-07.txt | AC | 2 ms | 512 KB |
01-08.txt | AC | 2 ms | 384 KB |
01-09.txt | WA | 2 ms | 384 KB |
01-10.txt | WA | 2 ms | 384 KB |
01-11.txt | WA | 2 ms | 384 KB |
01-12.txt | WA | 1 ms | 256 KB |
01-13.txt | AC | 1 ms | 256 KB |
01-14.txt | AC | 2 ms | 384 KB |
01-15.txt | AC | 3 ms | 640 KB |
01-16.txt | AC | 3 ms | 640 KB |
01-17.txt | AC | 2 ms | 512 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 | AC | 104 ms | 16000 KB |
02-03.txt | AC | 110 ms | 18688 KB |
02-04.txt | AC | 136 ms | 19840 KB |
02-05.txt | AC | 122 ms | 20352 KB |
02-06.txt | AC | 121 ms | 20224 KB |
02-07.txt | AC | 122 ms | 20096 KB |
02-08.txt | AC | 119 ms | 19712 KB |
02-09.txt | AC | 113 ms | 18688 KB |
02-10.txt | AC | 114 ms | 18432 KB |
02-11.txt | AC | 106 ms | 17536 KB |
02-12.txt | AC | 96 ms | 16512 KB |
02-13.txt | AC | 59 ms | 10752 KB |
02-14.txt | WA | 36 ms | 7040 KB |
02-15.txt | WA | 23 ms | 4736 KB |
02-16.txt | WA | 19 ms | 3968 KB |
02-17.txt | WA | 15 ms | 3200 KB |
02-18.txt | WA | 15 ms | 3200 KB |
02-19.txt | WA | 15 ms | 3200 KB |
02-20.txt | WA | 15 ms | 3200 KB |
02-21.txt | WA | 15 ms | 3200 KB |
02-22.txt | WA | 15 ms | 3200 KB |
02-23.txt | WA | 1 ms | 256 KB |
02-24.txt | AC | 1 ms | 256 KB |
02-25.txt | AC | 6 ms | 1408 KB |
02-26.txt | AC | 46 ms | 8960 KB |
02-27.txt | AC | 54 ms | 10240 KB |
02-28.txt | AC | 56 ms | 10752 KB |
02-29.txt | AC | 104 ms | 14848 KB |
02-30.txt | AC | 84 ms | 15232 KB |
02-31.txt | AC | 99 ms | 17664 KB |
02-32.txt | AC | 65 ms | 11904 KB |
02-33.txt | AC | 143 ms | 20096 KB |
02-34.txt | AC | 125 ms | 17024 KB |
02-35.txt | AC | 129 ms | 18176 KB |
02-36.txt | WA | 26 ms | 5120 KB |
02-37.txt | WA | 8 ms | 1920 KB |
02-38.txt | WA | 16 ms | 3200 KB |
02-39.txt | WA | 15 ms | 3200 KB |
02-40.txt | WA | 15 ms | 3200 KB |
sample-01.txt | AC | 1 ms | 256 KB |
sample-02.txt | AC | 1 ms | 256 KB |
sample-03.txt | AC | 2 ms | 384 KB |