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| author | Nathan Lasseter <nathan.je.lasseter@googlemail.com> | 2009-10-04 00:56:56 +0100 |
|---|---|---|
| committer | Nathan Lasseter <nathan.je.lasseter@googlemail.com> | 2009-10-04 00:56:56 +0100 |
| commit | 0248ed34ce3d05228bc5084669c3a27933be0c2e (patch) | |
| tree | b9c4990344b0863a2af851b5917c49f3a5f03e6b /problem40.erl | |
| parent | 00686037d57eb0a0d5eba6eeb6fcc9692e8b59f6 (diff) | |
first commit
Diffstat (limited to 'problem40.erl')
| -rwxr-xr-x | problem40.erl | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/problem40.erl b/problem40.erl new file mode 100755 index 0000000..d2299af --- /dev/null +++ b/problem40.erl @@ -0,0 +1,11 @@ +-module(problem40). +-export([solve/0]). +-import(lists,[nth/2,flatten/1,map/2,seq/2]). + +solve() -> + N = onenum(), + t(1,N)*t(10,N)*t(100,N)*t(1000,N)*t(10000,N)*t(100000,N)*t(1000000,N). + +onenum() -> flatten(map(fun(X) -> integer_to_list(X) end, seq(1,400000))). + +t(N,L) -> nth(N,L) - 48. |