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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 /problem16.erl | |
| parent | 00686037d57eb0a0d5eba6eeb6fcc9692e8b59f6 (diff) | |
first commit
Diffstat (limited to 'problem16.erl')
| -rwxr-xr-x | problem16.erl | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/problem16.erl b/problem16.erl new file mode 100755 index 0000000..7217ae6 --- /dev/null +++ b/problem16.erl @@ -0,0 +1,15 @@ +-module(problem16). +-export([solve/0]). + +solve() -> + lists:sum(getlist()). + +getlist() -> + [X-48 || X <- integer_to_list(getnum())]. +getnum() -> + pow2(1000). + +pow2(0) -> + 1; +pow2(X) -> + 2 * pow2(X-1). |