Submission #737418

Source Code Expand

#include <iostream>
#include <math.h>

using namespace std;

long double P;

long double cal_x(){
  return -1.5 * (log2(3 / (P * log(2))) - 1);
}

long double cal_time(long double x){
  return x + P / pow((long double)2, x / 1.5);
}

void solve(){
  cin >> P;
  // time(x)  = x + P / 2^(x / 1.5)
  // time'(x) = -1.5 * log2(3 / (2 * P * log(2)))
  long double x;
  long double time;
  x = cal_x();
  if(x <= 0)
    time = P;
  else
    time = cal_time(x);
  cout << time << endl;
}

int main(){
  solve();
}

Submission Info

Submission Time
Task B - ムーアの法則
User mizdra
Language C++14 (GCC 5.4.1)
Score 0
Code Size 540 Byte
Status WA
Exec Time 6 ms
Memory 256 KiB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 0 / 100
Status
AC × 1
WA × 2
AC × 11
WA × 14
Set Name Test Cases
Sample sample_01.txt, sample_02.txt, sample_03.txt
All 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt, 14.txt, 15.txt, 16.txt, 17.txt, 18.txt, 19.txt, 20.txt, 21.txt, 22.txt, 23.txt, 24.txt, 25.txt
Case Name Status Exec Time Memory
01.txt WA 4 ms 256 KiB
02.txt AC 4 ms 256 KiB
03.txt AC 4 ms 256 KiB
04.txt AC 6 ms 256 KiB
05.txt AC 4 ms 256 KiB
06.txt AC 4 ms 256 KiB
07.txt WA 4 ms 256 KiB
08.txt AC 4 ms 256 KiB
09.txt AC 4 ms 256 KiB
10.txt AC 4 ms 256 KiB
11.txt AC 4 ms 256 KiB
12.txt AC 4 ms 256 KiB
13.txt WA 5 ms 256 KiB
14.txt WA 4 ms 256 KiB
15.txt WA 4 ms 256 KiB
16.txt WA 4 ms 256 KiB
17.txt WA 4 ms 256 KiB
18.txt WA 4 ms 256 KiB
19.txt WA 5 ms 256 KiB
20.txt WA 4 ms 256 KiB
21.txt WA 4 ms 256 KiB
22.txt WA 4 ms 256 KiB
23.txt WA 4 ms 256 KiB
24.txt AC 5 ms 256 KiB
25.txt WA 5 ms 256 KiB
sample_01.txt WA 5 ms 256 KiB
sample_02.txt AC 5 ms 256 KiB
sample_03.txt WA 4 ms 256 KiB