If second occurrence
else if ( rem_1 [ 1 ] == - 1 ) rem_1 [ 1 ] = i ; } } if ( rem_1 [ 0 ] != - 1 && rem_1 [ 1 ] != - 1 ) { removeAndPrintResult ( arr , n , rem_1 [ 0 ] , rem_1 [ 1 ] ) ; return true ; } } document . write ( " " ) ; return false ; }