Submission #1023360


Source Code Expand

#include<bits/stdc++.h>

using namespace std;

typedef long long LL;

struct cww{cww(){ios::sync_with_stdio(false);cin.tie(0);}}star;
#define fin "\n"


#define FOR(i,bg,ed) for(int i=(bg);i<(ed);i++)
#define REP(i,n) FOR(i,0,n)

template <typename T>
inline void chmin(T &l,T r){l=min(l,r);}

template <typename T>
inline void chmax(T &l,T r){l=max(l,r);}
LL A;
map<LL,LL> dp;
LL f(const LL n){
    if(dp.count(n))return dp[n];
    //cout<<n<<endl;
    LL x=n,nx;
    LL y=n,ny;
    LL w=n;
    auto g=[&](LL i){
        if(i>n)return n;
        if(i<=1)return n;
        LL m=(n+i-1)/i;
        if(m==n)return n;
        return f(m)+A+i;
    };
    while(w>1){
        //cout<<n<<":"<<x<<" "<<y<<" "<<w<<endl;
        if ((ny=g(nx=x+w)) < y) y = ny, x = nx; 
        else if ((ny=g(nx=x-w)) < y) y = ny, x = nx;
        w=(w+1)/2;
    }
    LL ans=y;
    for(int i=-3;i<=3;i++)chmin(ans,g(x+i));
    //cout<<n<<" "<<ans<<endl;
    return dp[n]=min(ans,n);
}
int main(){
    LL N;
    dp[1]=1;
    cin>>N>>A;
    cout<<f(N)<<endl;
    return 0;
}

Submission Info

Submission Time
Task E - Cookies
User btk15049
Language C++14 (GCC 5.4.1)
Score 0
Code Size 1099 Byte
Status WA
Exec Time 1552 ms
Memory 15488 KB

Judge Result

Set Name sample dataset1 dataset2
Score / Max Score 0 / 0 0 / 500 0 / 500
Status
AC × 3
AC × 24
WA × 3
AC × 61
WA × 8
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 4 ms 256 KB
01-02.txt AC 4 ms 256 KB
01-03.txt AC 4 ms 256 KB
01-04.txt AC 4 ms 256 KB
01-05.txt AC 4 ms 256 KB
01-06.txt AC 4 ms 256 KB
01-07.txt AC 4 ms 256 KB
01-08.txt AC 4 ms 256 KB
01-09.txt AC 3 ms 256 KB
01-10.txt WA 2 ms 256 KB
01-11.txt WA 2 ms 256 KB
01-12.txt WA 3 ms 256 KB
01-13.txt AC 3 ms 256 KB
01-14.txt AC 3 ms 256 KB
01-15.txt AC 4 ms 256 KB
01-16.txt AC 4 ms 256 KB
01-17.txt AC 4 ms 256 KB
01-18.txt AC 2 ms 256 KB
01-19.txt AC 3 ms 256 KB
01-20.txt AC 2 ms 256 KB
01-21.txt AC 2 ms 256 KB
01-22.txt AC 2 ms 256 KB
01-23.txt AC 2 ms 256 KB
01-24.txt AC 2 ms 256 KB
01-25.txt AC 3 ms 256 KB
01-26.txt AC 3 ms 256 KB
02-01.txt AC 3 ms 256 KB
02-02.txt AC 1297 ms 14592 KB
02-03.txt AC 1384 ms 14848 KB
02-04.txt AC 1431 ms 14976 KB
02-05.txt AC 1506 ms 15104 KB
02-06.txt AC 1525 ms 14976 KB
02-07.txt AC 1519 ms 15232 KB
02-08.txt AC 1523 ms 14976 KB
02-09.txt AC 1538 ms 14976 KB
02-10.txt AC 1512 ms 14976 KB
02-11.txt AC 1525 ms 14976 KB
02-12.txt AC 1511 ms 14848 KB
02-13.txt AC 1340 ms 13440 KB
02-14.txt AC 1211 ms 12416 KB
02-15.txt AC 886 ms 9728 KB
02-16.txt AC 681 ms 8064 KB
02-17.txt AC 522 ms 6912 KB
02-18.txt AC 213 ms 3584 KB
02-19.txt AC 32 ms 1024 KB
02-20.txt WA 7 ms 384 KB
02-21.txt WA 3 ms 256 KB
02-22.txt WA 3 ms 256 KB
02-23.txt WA 3 ms 256 KB
02-24.txt AC 3 ms 256 KB
02-25.txt AC 21 ms 640 KB
02-26.txt AC 283 ms 4352 KB
02-27.txt AC 297 ms 4352 KB
02-28.txt AC 333 ms 4608 KB
02-29.txt AC 1129 ms 12928 KB
02-30.txt AC 896 ms 10368 KB
02-31.txt AC 1181 ms 12800 KB
02-32.txt AC 434 ms 5632 KB
02-33.txt AC 1552 ms 15488 KB
02-34.txt AC 1064 ms 11136 KB
02-35.txt AC 1389 ms 13824 KB
02-36.txt AC 1046 ms 11136 KB
02-37.txt WA 28 ms 896 KB
02-38.txt AC 6 ms 384 KB
02-39.txt AC 3 ms 256 KB
02-40.txt AC 2 ms 256 KB
sample-01.txt AC 2 ms 256 KB
sample-02.txt AC 2 ms 256 KB
sample-03.txt AC 3 ms 256 KB