If second occurrence
else if ( rem_2 [ 1 ] == -1 ) rem_2 [ 1 ] = i ; } } if ( rem_2 [ 0 ] != -1 && rem_2 [ 1 ] != -1 ) { removeAndPrintResult ( arr , n , rem_2 [ 0 ] , rem_2 [ 1 ] ) ; return true ; } }