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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 /problem12.erl | |
| parent | 00686037d57eb0a0d5eba6eeb6fcc9692e8b59f6 (diff) | |
first commit
Diffstat (limited to 'problem12.erl')
| -rw-r--r-- | problem12.erl | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/problem12.erl b/problem12.erl new file mode 100644 index 0000000..5b55757 --- /dev/null +++ b/problem12.erl @@ -0,0 +1,14 @@ +-module(problem12). +-export([solve/0]). + +solve() -> test(1). + +test(N) -> + T = ((N * (N + 1)) div 2), + D = (2 * length([X || X <- lists:seq(1, erlang:trunc(math:sqrt(T))), (T rem X) =:= 0])), + if + D > 500 -> + T; + true -> + test(N+1) + end. |