Submission #993230


Source Code Expand

#include <iostream>
#include <fstream>
#include <cstdio>
#include <cmath>
#include <vector>
#include <cstring>
#include <string>
#include <set>
#include <map>
#include <stack>
#include <queue>
#include <algorithm>
using namespace std;
 
#define REP(i,n) for(int i=0; i<n; ++i)
#define FOR(i,a,b) for(int i=a; i<=b; ++i)
#define FORR(i,a,b) for (int i=a; i>=b; --i)
#define pi M_PI
 
typedef long long ll;
typedef vector<int> VI;
typedef vector<ll> VL;
typedef vector<VI> VVI;
typedef pair<int,int> P;
typedef pair<ll,ll> PL;

const int INF = 1e9;
const int N = 100001;

int main() {
    ll n, a;
    cin >> n >> a;

    VL dp(n+1, INF);
    dp[1] = 0;
    FOR(i,1,n){
        for (int j=2*i; j <= n; j += i){
            dp[j] = min(dp[j], dp[i] + j/i + a);
        }
    }
    ll ans = INF;
    FOR(i,1,n){
        ans = min(ans, dp[i] + (n+i-1)/i);
    }
    cout << ans << endl;


    return 0;
}

Submission Info

Submission Time
Task E - Cookies
User TangentDay
Language C++14 (GCC 5.4.1)
Score 500
Code Size 947 Byte
Status TLE
Exec Time 2150 ms
Memory 964736 KB

Judge Result

Set Name sample dataset1 dataset2
Score / Max Score 0 / 0 500 / 500 0 / 500
Status
AC × 2
RE × 1
AC × 27
AC × 29
TLE × 1
RE × 39
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 81 ms 8064 KB
01-02.txt AC 80 ms 8064 KB
01-03.txt AC 81 ms 8064 KB
01-04.txt AC 81 ms 8064 KB
01-05.txt AC 81 ms 8064 KB
01-06.txt AC 81 ms 8064 KB
01-07.txt AC 80 ms 8064 KB
01-08.txt AC 80 ms 8064 KB
01-09.txt AC 80 ms 8064 KB
01-10.txt AC 81 ms 8064 KB
01-11.txt AC 81 ms 8064 KB
01-12.txt AC 81 ms 8064 KB
01-13.txt AC 81 ms 8064 KB
01-14.txt AC 6 ms 640 KB
01-15.txt AC 39 ms 4352 KB
01-16.txt AC 39 ms 4352 KB
01-17.txt AC 79 ms 7936 KB
01-18.txt AC 2 ms 256 KB
01-19.txt AC 2 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 2 ms 256 KB
01-26.txt AC 2 ms 256 KB
02-01.txt AC 2 ms 256 KB
02-02.txt RE 621 ms 256 KB
02-03.txt RE 112 ms 256 KB
02-04.txt RE 111 ms 256 KB
02-05.txt RE 108 ms 256 KB
02-06.txt RE 109 ms 256 KB
02-07.txt RE 110 ms 256 KB
02-08.txt RE 111 ms 256 KB
02-09.txt RE 111 ms 256 KB
02-10.txt RE 107 ms 256 KB
02-11.txt RE 108 ms 256 KB
02-12.txt RE 110 ms 256 KB
02-13.txt RE 112 ms 256 KB
02-14.txt RE 111 ms 256 KB
02-15.txt RE 108 ms 256 KB
02-16.txt RE 107 ms 256 KB
02-17.txt RE 107 ms 256 KB
02-18.txt RE 109 ms 256 KB
02-19.txt RE 110 ms 256 KB
02-20.txt RE 110 ms 256 KB
02-21.txt RE 109 ms 256 KB
02-22.txt RE 111 ms 256 KB
02-23.txt RE 107 ms 256 KB
02-24.txt RE 108 ms 256 KB
02-25.txt TLE 2150 ms 964736 KB
02-26.txt RE 108 ms 256 KB
02-27.txt RE 112 ms 256 KB
02-28.txt RE 110 ms 256 KB
02-29.txt RE 107 ms 256 KB
02-30.txt RE 109 ms 256 KB
02-31.txt RE 110 ms 256 KB
02-32.txt RE 109 ms 256 KB
02-33.txt RE 108 ms 256 KB
02-34.txt RE 111 ms 256 KB
02-35.txt RE 107 ms 256 KB
02-36.txt RE 109 ms 256 KB
02-37.txt RE 109 ms 256 KB
02-38.txt RE 110 ms 256 KB
02-39.txt RE 108 ms 256 KB
02-40.txt RE 110 ms 256 KB
sample-01.txt AC 2 ms 256 KB
sample-02.txt RE 108 ms 256 KB
sample-03.txt AC 10 ms 1152 KB