Loop to store the frequencies of elements in the map
for ( let i = 0 ; i < n ; i ++ ) { if ( mp . has ( arr [ i ] ) ) { mp . set ( arr [ i ] , mp . get ( arr [ i ] ) + 1 ) ; } else { mp . set ( arr [ i ] , 1 ) ; } } for ( let [ key , value ] of mp . entries ( ) ) {