Submission #1000435


Source Code Expand

import std.stdio;
import std.string;
import std.conv;
import std.typecons;
import std.algorithm;
import std.functional;
import std.bigint;
import std.numeric;
import std.array;
import std.math;
import std.range;
import std.container;
import std.ascii;
void times(alias fun)(int n) {
    foreach(i; 0..n) fun();
}
auto rep(alias fun, T = typeof(fun()))(int n) {
    T[] res = new T[n];
    foreach(ref e; res) e = fun();
    return res;
}
// fold was added in D 2.071.0.
template fold(fun...) if (fun.length >= 1) {
    auto fold(R, S...)(R r, S seed) {
        static if (S.length < 2) {
            return reduce!fun(seed, r);
        } else {
            return reduce!fun(tuple(seed), r);
        }
    }
}

void main() {
    long N, A;
    readf("%d %d\n", &N, &A);

    (log2(N).to!int+1).iota.map!((k) {
        
        long m = (long l, long r){
            while(r-l > 1) {
                long m = (l+r)/2;
                if (m^^(k+1) >= N) {
                    r = m;
                } else {
                    l = m;
                }
            }
            return r;
        }(0, (N^^(1.0/(k+1))).to!long + 1);

        return (k+1).iota.filter!(i =>
            (m-1)^^i * m^^(k+1-i) >= N
        ).map!(i =>
            A*k + i*(m-1) + (k+1-i)*m
        ).fold!min;
        
    }).fold!min.writeln;
}

Submission Info

Submission Time
Task E - Cookies
User arkark
Language D (DMD64 v2.070.1)
Score 1000
Code Size 1382 Byte
Status AC
Exec Time 2 ms
Memory 256 KB

Judge Result

Set Name sample dataset1 dataset2
Score / Max Score 0 / 0 500 / 500 500 / 500
Status
AC × 3
AC × 27
AC × 69
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 2 ms 256 KB
01-02.txt AC 2 ms 256 KB
01-03.txt AC 2 ms 256 KB
01-04.txt AC 2 ms 256 KB
01-05.txt AC 2 ms 256 KB
01-06.txt AC 2 ms 256 KB
01-07.txt AC 2 ms 256 KB
01-08.txt AC 2 ms 256 KB
01-09.txt AC 2 ms 256 KB
01-10.txt AC 2 ms 256 KB
01-11.txt AC 2 ms 256 KB
01-12.txt AC 2 ms 256 KB
01-13.txt AC 2 ms 256 KB
01-14.txt AC 2 ms 256 KB
01-15.txt AC 2 ms 256 KB
01-16.txt AC 2 ms 256 KB
01-17.txt AC 2 ms 256 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 AC 2 ms 256 KB
02-03.txt AC 2 ms 256 KB
02-04.txt AC 2 ms 256 KB
02-05.txt AC 2 ms 256 KB
02-06.txt AC 2 ms 256 KB
02-07.txt AC 2 ms 256 KB
02-08.txt AC 2 ms 256 KB
02-09.txt AC 2 ms 256 KB
02-10.txt AC 2 ms 256 KB
02-11.txt AC 2 ms 256 KB
02-12.txt AC 2 ms 256 KB
02-13.txt AC 2 ms 256 KB
02-14.txt AC 2 ms 256 KB
02-15.txt AC 2 ms 256 KB
02-16.txt AC 2 ms 256 KB
02-17.txt AC 2 ms 256 KB
02-18.txt AC 2 ms 256 KB
02-19.txt AC 2 ms 256 KB
02-20.txt AC 2 ms 256 KB
02-21.txt AC 2 ms 256 KB
02-22.txt AC 2 ms 256 KB
02-23.txt AC 2 ms 256 KB
02-24.txt AC 2 ms 256 KB
02-25.txt AC 2 ms 256 KB
02-26.txt AC 2 ms 256 KB
02-27.txt AC 2 ms 256 KB
02-28.txt AC 2 ms 256 KB
02-29.txt AC 2 ms 256 KB
02-30.txt AC 2 ms 256 KB
02-31.txt AC 2 ms 256 KB
02-32.txt AC 2 ms 256 KB
02-33.txt AC 2 ms 256 KB
02-34.txt AC 2 ms 256 KB
02-35.txt AC 2 ms 256 KB
02-36.txt AC 2 ms 256 KB
02-37.txt AC 2 ms 256 KB
02-38.txt AC 2 ms 256 KB
02-39.txt AC 2 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 2 ms 256 KB