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Updated for performance

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Mattrixwv
2020-06-17 18:24:51 -04:00
parent 98cdcff9a6
commit 465b6165c0
1 changed files with 5 additions and 5 deletions
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src/main/java/mattrixwv/ProjectEuler/Problems/Problem25.java
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@@ -1,11 +1,11 @@
//ProjectEuler/Java/Problem25.java
//ProjectEulerJava/src/main/java/mattrixwv/ProjectEuler/Problems/Problem25.java
//Matthew Ellison
// Created: 03-25-19
//Modified: 03-28-19
//Modified: 06-17-20
//What is the index of the first term in the Fibonacci sequence to contain 1000 digits?
//Unless otherwise listed all non-standard includes are my own creation and available from https://bibucket.org/Mattrixwv/JavaClasses
/*
Copyright (C) 2019 Matthew Ellison
Copyright (C) 2020 Matthew Ellison
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
@@ -30,7 +30,7 @@ import java.math.BigInteger;
public class Problem25 extends Problem{
//The number of digits to calculate up to
private static final Integer NUM_DIGITS = 1000;
private static final int NUM_DIGITS = 1000;
public Problem25(){
super("What is the index of the first term in the Fibonacci sequence to contain 1000 digits?");
@@ -60,5 +60,5 @@ public class Problem25 extends Problem{
/* Results:
The first Fibonacci number with 1000 digits is 1070066266382758936764980584457396885083683896632151665013235203375314520604694040621889147582489792657804694888177591957484336466672569959512996030461262748092482186144069433051234774442750273781753087579391666192149259186759553966422837148943113074699503439547001985432609723067290192870526447243726117715821825548491120525013201478612965931381792235559657452039506137551467837543229119602129934048260706175397706847068202895486902666185435124521900369480641357447470911707619766945691070098024393439617474103736912503231365532164773697023167755051595173518460579954919410967778373229665796581646513903488154256310184224190259846088000110186255550245493937113651657039447629584714548523425950428582425306083544435428212611008992863795048006894330309773217834864543113205765659868456288616808718693835297350643986297640660000723562917905207051164077614812491885830945940566688339109350944456576357666151619317753792891661581327159616877487983821820492520348473874384736771934512787029218636250627816
Its index is 4782
It took 1.051 seconds to solve this problem.
It took 643.584 milliseconds to solve this problem.
*/