Scala で Project Euler
Problem 1 | Multiples of 3 and 5 | 3と5の倍数 |
Problem 2 | Even Fibonacci numbers | 偶数のフィボナッチ数 |
Problem 3 | Largest prime factor | 最大の素因数 |
Problem 4 | Largest palindrome product | 最大の回文積 |
Problem 4 その2 |
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Problem 5 | Smallest multiple | 最小の倍数 |
Problem 6 | Sum square difference | 二乗和の差 |
Problem 7 | 10001st prime | 10001番目の素数 |
Problem 8 | Largest product in a series | 数字列中の最大積 |
Problem 9 | Special Pythagorean triplet | 特別なピタゴラス数 |
Problem 10 | Summation of primes | 素数の和 |
Problem 11 | Largest product in a grid | 格子内の最大の積 |
Problem 12 | Highly divisible triangular number | 高度整除三角数 |
Problem 13 | Large sum | 大数の和 |
Problem 14 | Longest Collatz sequence | 最長のコラッツ数列 |
Problem 15 | Lattice paths | 格子経路 |
Problem 16 | Power digit sum | 累乗の各桁の和 |
Problem 17 | Number letter counts | 1から1000まですべて単語で書くのに必要な文字はいくつか? |
Problem 18 | Maximum path sum I | 三角形を頂点から下まで移動するときの最大の和を求めよ |
Problem 19 | Counting Sundays | 20世紀中に月の初めが日曜日になるのは何回あるか? |
Problem 20 | Factorial digit sum | 100! の各桁の数字の和を求めよ |
Problem 21 | Amicable numbers | 10000未満の友愛数の和を求めよ |
Problem 22 | Names scores | ファイル中の全名前のスコアの合計を求めよ |
Problem 23 | Non-abundant sums | 2つの過剰数の和で書き表せない正の整数の総和を求めよ |
Problem 24 | Lexicographic permutations | 0,1,2,3,4,5,6,7,8,9からなる順列を辞書式に並べたときの100万番目はいくつか? |
Problem 25 | 1000-digit Fibonacci number | フィボナッチ数列で1000桁になる最初の項は何番目か? |
Problem 26 | Reciprocal cycles | |
Problem 27 | Quadratic primes | |
Problem 28 | Number spiral diagonals | |
Problem 29 | Distinct powers | |
Problem 30 | Digit fifth powers | |
Problem 31 | Coin sums | |
Problem 32 | Pandigital products | |
Problem 33 | Digit canceling fractions | |
Problem 34 | Digit factorials | |
Problem 35 | Circular primes | |
Problem 36 | Double-base palindromes | |
Problem 37 | Truncatable primes | |
Problem 38 | Pandigital mutiples | |
Problem 39 | Integer right triangles | |
Problem 40 | Champernowne's constant |