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September 2017 Update

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This commit is contained in:
Ingy döt Net 2017-09-23 10:01:46 +02:00
parent bba7bfd280
commit ba8067c3b7
14570 changed files with 153136 additions and 63871 deletions
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29
Task/Repeat-a-string/JavaScript/repeat-a-string-3.js
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@ -1,12 +1,19 @@
function nreps(s, n) {
var o = '';
if (n < 1) return o;
while (n > 1) {
if (n & 1) o += s;
n >>= 1;
s += s;
}
return o + s;
}
(() => {
'use strict';
nreps('ha', 50000);
// replicate :: Int -> String -> String
const replicate = (n, s) => {
let v = [s],
o = [];
if (n < 1) return o;
while (n > 1) {
if (n & 1) o = o + v;
n >>= 1;
v = v + v;
}
return o.concat(v);
};
return replicate(5000, "ha")
})();