diff options
Diffstat (limited to 'haskell/wip')
| -rw-r--r-- | haskell/wip/030-digit_fifth_powers.hs | 30 |
1 files changed, 0 insertions, 30 deletions
diff --git a/haskell/wip/030-digit_fifth_powers.hs b/haskell/wip/030-digit_fifth_powers.hs deleted file mode 100644 index 6cc8a49..0000000 --- a/haskell/wip/030-digit_fifth_powers.hs +++ /dev/null @@ -1,30 +0,0 @@ --- Digit fifth powers --- --- Problem 30 --- Surprisingly there are only three numbers that can be written as the sum of fourth --- powers of their digits: --- --- 1634 = 14 + 64 + 34 + 44 --- 8208 = 84 + 24 + 04 + 84 --- 9474 = 94 + 44 + 74 + 44 --- As 1 = 14 is not a sum it is not included. --- --- The sum of these numbers is 1634 + 8208 + 9474 = 19316. --- --- Find the sum of all the numbers that can be written as the sum of fifth powers of --- their digits. - - -main = do - print ( [x0 + x1 * 10 + x2 * 100 + x3 * 1000 | - x0 <- [0..9], x1 <- [0..9], x2 <- [0..9], x3 <- [1..9], - (sum $ map (^4) [x0, x1, x2, x3]) - == x0 + x1 * 10 + x2 * 100 + x3 * 1000]) - - print ( [x0 + x1 * 10 + x2 * 100 + x3 * 1000 + x4 * 10000 | - x0 <- [0..9], x1 <- [0..9], x2 <- [0..9], x3 <- [0..9], x4 <- [1..9], - (sum $ map (^5) [x0, x1, x2, x3, x4]) - == x0 + x1 * 10 + x2 * 100 + x3 * 1000 + x4 * 10000]) - --- allPower :: Int -> [Int] --- allPower |