Submission #7895017
Source Code Expand
#include<bits/stdc++.h> using namespace std; using ll=long long; const int SIZE=2*1e6; const ll INF=1e14; const double eps=1e-9; void cmin(ll &lhs,ll rhs){ lhs=min(lhs,rhs);} int main(){ ll n,a; cin>>n>>a; vector<ll> dp(SIZE,INF); dp[1]=0; for(int i=1;i<SIZE;i++){ for(int j=2;i*j<SIZE;j++){ ll t=dp[i]+j+a; cmin(dp[j*i],t); } } for(int i=SIZE-2;i>=0;i--) cmin(dp[i],dp[i+1]); if(n==1) cout<<1<<endl; else if(n<SIZE) cout<<dp[n]-a<<endl; else{ ll res=n; for(int i=1;i<20;i++){ ll _z=ceil(pow(n,1.0/i)-eps); for(ll z=max(_z-1,2LL);z<=_z+1;z++){ for(int j=0;j<=i;j++){ ll c=0; ll x=1; for(int k=0;k<j;k++){ c+=z+a; x*=z; } for(int k=j;;k++){ c+=(z-1)+a; x*=(z-1); if(n<=x) break; } c-=a; if(x>=n){ res=min(res,c); } } } } cout<<res<<endl; } return 0; }
Submission Info
Submission Time | |
---|---|
Task | E - Cookies |
User | nikutto |
Language | C++14 (GCC 5.4.1) |
Score | 500 |
Code Size | 1322 Byte |
Status | TLE |
Exec Time | 2103 ms |
Memory | 16000 KB |
Judge Result
Set Name | sample | dataset1 | dataset2 | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 500 / 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 | 178 ms | 15872 KB |
01-02.txt | AC | 105 ms | 15872 KB |
01-03.txt | AC | 124 ms | 15872 KB |
01-04.txt | AC | 130 ms | 15872 KB |
01-05.txt | AC | 135 ms | 15872 KB |
01-06.txt | AC | 142 ms | 15872 KB |
01-07.txt | AC | 115 ms | 15872 KB |
01-08.txt | AC | 120 ms | 15872 KB |
01-09.txt | AC | 99 ms | 15872 KB |
01-10.txt | AC | 107 ms | 16000 KB |
01-11.txt | AC | 102 ms | 15872 KB |
01-12.txt | AC | 92 ms | 15872 KB |
01-13.txt | AC | 120 ms | 15872 KB |
01-14.txt | AC | 121 ms | 15872 KB |
01-15.txt | AC | 95 ms | 15872 KB |
01-16.txt | AC | 93 ms | 15872 KB |
01-17.txt | AC | 92 ms | 15872 KB |
01-18.txt | AC | 91 ms | 15872 KB |
01-19.txt | AC | 121 ms | 15872 KB |
01-20.txt | AC | 110 ms | 15872 KB |
01-21.txt | AC | 98 ms | 15872 KB |
01-22.txt | AC | 89 ms | 15872 KB |
01-23.txt | AC | 104 ms | 15872 KB |
01-24.txt | AC | 137 ms | 15872 KB |
01-25.txt | AC | 96 ms | 15872 KB |
01-26.txt | AC | 109 ms | 15872 KB |
02-01.txt | AC | 105 ms | 15872 KB |
02-02.txt | AC | 97 ms | 16000 KB |
02-03.txt | AC | 98 ms | 15872 KB |
02-04.txt | AC | 130 ms | 15872 KB |
02-05.txt | AC | 96 ms | 15872 KB |
02-06.txt | AC | 120 ms | 15872 KB |
02-07.txt | AC | 118 ms | 15872 KB |
02-08.txt | AC | 99 ms | 15872 KB |
02-09.txt | AC | 106 ms | 15872 KB |
02-10.txt | AC | 100 ms | 15872 KB |
02-11.txt | AC | 91 ms | 15872 KB |
02-12.txt | AC | 94 ms | 15872 KB |
02-13.txt | AC | 104 ms | 15872 KB |
02-14.txt | AC | 123 ms | 15872 KB |
02-15.txt | AC | 107 ms | 15872 KB |
02-16.txt | AC | 111 ms | 15872 KB |
02-17.txt | AC | 112 ms | 15872 KB |
02-18.txt | AC | 134 ms | 15872 KB |
02-19.txt | AC | 97 ms | 16000 KB |
02-20.txt | AC | 118 ms | 15872 KB |
02-21.txt | AC | 93 ms | 15872 KB |
02-22.txt | AC | 94 ms | 15872 KB |
02-23.txt | AC | 96 ms | 15872 KB |
02-24.txt | AC | 112 ms | 15872 KB |
02-25.txt | TLE | 2103 ms | 15872 KB |
02-26.txt | AC | 102 ms | 15872 KB |
02-27.txt | AC | 101 ms | 15872 KB |
02-28.txt | AC | 96 ms | 15872 KB |
02-29.txt | AC | 93 ms | 15872 KB |
02-30.txt | AC | 99 ms | 15872 KB |
02-31.txt | AC | 112 ms | 15872 KB |
02-32.txt | AC | 105 ms | 15872 KB |
02-33.txt | AC | 104 ms | 15872 KB |
02-34.txt | AC | 109 ms | 15872 KB |
02-35.txt | AC | 96 ms | 15872 KB |
02-36.txt | AC | 109 ms | 15872 KB |
02-37.txt | AC | 92 ms | 15872 KB |
02-38.txt | AC | 100 ms | 15872 KB |
02-39.txt | AC | 117 ms | 15872 KB |
02-40.txt | AC | 89 ms | 15872 KB |
sample-01.txt | AC | 100 ms | 15872 KB |
sample-02.txt | AC | 93 ms | 15872 KB |
sample-03.txt | AC | 100 ms | 15872 KB |