text: Pandigital number in a given base | Return true if n is pandigit else return false . ; Checking length is less than base ; Traversing each digit of the number . ; If digit is integer ; If digit is alphabet ; Checking hash array , if any index is unmarked . ; Driver Program
code: function checkPandigital ( b , n ) { if ( n . length < b ) return 0 ; let hash = [ ] ; for ( let i = 0 ; i < b ; i ++ ) hash [ i ] = 0 ; for ( let i = 0 ; i < n . length ; i ++ ) { if ( n [ i ] >= ' ' && n [ i ] <= ' ' ) hash [ n [ i ] - ' ' ] = 1 ; else if ( n . charCodeAt ( i ) - ' ' . charCodeAt ( 0 ) <= b - 11 ) hash [ n . charCodeAt ( i ) - ' ' . charCodeAt ( 0 ) + 10 ] = 1 ; } for ( let i = 0 ; i < b ; i ++ ) if ( hash [ i ] == 0 ) return 0 ; return 1 ; } let b = 13 ; let n = " " ; if ( checkPandigital ( b , n ) ) document . write ( " " ) ; else document . write ( " " ) ;