Sha256: a1190ee7f2649c698bec1c65789c3635e6a65be30a74f2dc261e07794ec24345
Contents?: true
Size: 884 Bytes
Versions: 146
Compression:
Stored size: 884 Bytes
Contents
/**
* Here is an example solution for the LargestSeriesProduct exercise
*/
component {
function largestProduct( digits, span ) {
// Empty span is 1
if( span == 0 ) {
return 1;
}
// reject negative span
if( span < 0 ) {
return -1;
}
// reject span longer than digits
if( span > digits.len() ) {
return -1;
}
// Regect non-numeric characters in digits
if( digits.reFind( '[^0-9]' ) ) {
return -1;
}
var offset = 0;
var largestProduct = 0;
// Loop through digits
while( ++offset <= digits.len()-span+1 ) {
// Take the larger of the previous largest product...
largestProduct = max( largestProduct,
// or the product of the current spanned digits
digits.mid( offset, span )
.listToArray( '' )
.reduce( function( prev, digit ){
return prev * val( digit );
}, 1 ) );
}
return largestProduct;
}
}
Version data entries
146 entries across 145 versions & 1 rubygems