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author | Iru Cai <mytbk920423@gmail.com> | 2018-05-26 14:27:47 +0800 |
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committer | Iru Cai <mytbk920423@gmail.com> | 2018-05-26 14:27:47 +0800 |
commit | c98d66aca04d0d839833b6b81bf249822c4ca350 (patch) | |
tree | dafe2a5a36384ab7feab7187271b4be9bba4fdc3 /euler55.scala | |
parent | d5c645bf83f144838e84b21e4941a0e42b0a9a61 (diff) | |
download | project_euler-c98d66aca04d0d839833b6b81bf249822c4ca350.tar.xz |
53, 55, 56
Diffstat (limited to 'euler55.scala')
-rw-r--r-- | euler55.scala | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/euler55.scala b/euler55.scala new file mode 100644 index 0000000..a36b6cd --- /dev/null +++ b/euler55.scala @@ -0,0 +1,20 @@ +object Lychrel +{ + def lychrel(a: Int): Boolean = { + var t: BigInt = a + for (i <- 1 until 50) { + t = t + BigInt(t.toString.reverse) + if (t.toString == t.toString.reverse) + return false + } + true + } + + def main(args: Array[String]) = { + var cnt = 0 + for (i <- 1 until 10000) + if (lychrel(i)) cnt = cnt + 1 + + println(cnt) + } +} |