901
2,3
4,3
4
5,6
7,6
7
8,9
10,9
10
11,12
13,12
13
14,15
16,15
16
17,18
19,18
19
20,21
22,21
22
23,24
25,24
25
26,27
28,27
28
29,30
31,30
31
32,33
34,33
34
35,36
37,36
37
38,39
40,39
40
41,42
43,42
43
44,45
46,45
46
47,48
49,48
49
50,51
52,51
52
53,54
55,54
55
56,57
58,57
58
59,60
61,60
61
62,63
64,63
64
65,66
67,66
67
68,69
70,69
70
71,72
73,72
73
74,75
76,75
76
77,78
79,78
79
80,81
82,81
82
83,84
85,84
85
86,87
88,87
88
89,90
91,90
91
92,93
94,93
94
95,96
97,96
97
98,99
100,99
100
101,102
103,102
103
104,105
106,105
106
107,108
109,108
109
110,111
112,111
112
113,114
115,114
115
116,117
118,117
118
119,120
121,120
121
122,123
124,123
124
125,126
127,126
127
128,129
130,129
130
131,132
133,132
133
134,135
136,135
136
137,138
139,138
139
140,141
142,141
142
143,144
145,144
145
146,147
148,147
148
149,150
151,150
151
152,153
154,153
154
155,156
157,156
157
158,159
160,159
160
161,162
163,162
163
164,165
166,165
166
167,168
169,168
169
170,171
172,171
172
173,174
175,174
175
176,177
178,177
178
179,180
181,180
181
182,183
184,183
184
185,186
187,186
187
188,189
190,189
190
191,192
193,192
193
194,195
196,195
196
197,198
199,198
199
200,201
202,201
202
203,204
205,204
205
206,207
208,207
208
209,210
211,210
211
212,213
214,213
214
215,216
217,216
217
218,219
220,219
220
221,222
223,222
223
224,225
226,225
226
227,228
229,228
229
230,231
232,231
232
233,234
235,234
235
236,237
238,237
238
239,240
241,240
241
242,243
244,243
244
245,246
247,246
247
248,249
250,249
250
251,252
253,252
253
254,255
256,255
256
257,258
259,258
259
260,261
262,261
262
263,264
265,264
265
266,267
268,267
268
269,270
271,270
271
272,273
274,273
274
275,276
277,276
277
278,279
280,279
280
281,282
283,282
283
284,285
286,285
286
287,288
289,288
289
290,291
292,291
292
293,294
295,294
295
296,297
298,297
298
299,300
301,300
301
302,303
304,303
304
305,306
307,306
307
308,309
310,309
310
311,312
313,312
313
314,315
316,315
316
317,318
319,318
319
320,321
322,321
322
323,324
325,324
325
326,327
328,327
328
329,330
331,330
331
332,333
334,333
334
335,336
337,336
337
338,339
340,339
340
341,342
343,342
343
344,345
346,345
346
347,348
349,348
349
350,351
352,351
352
353,354
355,354
355
356,357
358,357
358
359,360
361,360
361
362,363
364,363
364
365,366
367,366
367
368,369
370,369
370
371,372
373,372
373
374,375
376,375
376
377,378
379,378
379
380,381
382,381
382
383,384
385,384
385
386,387
388,387
388
389,390
391,390
391
392,393
394,393
394
395,396
397,396
397
398,399
400,399
400
401,402
403,402
403
404,405
406,405
406
407,408
409,408
409
410,411
412,411
412
413,414
415,414
415
416,417
418,417
418
419,420
421,420
421
422,423
424,423
424
425,426
427,426
427
428,429
430,429
430
431,432
433,432
433
434,435
436,435
436
437,438
439,438
439
440,441
442,441
442
443,444
445,444
445
446,447
448,447
448
449,450
451,450
451
452,453
454,453
454
455,456
457,456
457
458,459
460,459
460
461,462
463,462
463
464,465
466,465
466
467,468
469,468
469
470,471
472,471
472
473,474
475,474
475
476,477
478,477
478
479,480
481,480
481
482,483
484,483
484
485,486
487,486
487
488,489
490,489
490
491,492
493,492
493
494,495
496,495
496
497,498
499,498
499
500,501
502,501
502
503,504
505,504
505
506,507
508,507
508
509,510
511,510
511
512,513
514,513
514
515,516
517,516
517
518,519
520,519
520
521,522
523,522
523
524,525
526,525
526
527,528
529,528
529
530,531
532,531
532
533,534
535,534
535
536,537
538,537
538
539,540
541,540
541
542,543
544,543
544
545,546
547,546
547
548,549
550,549
550
551,552
553,552
553
554,555
556,555
556
557,558
559,558
559
560,561
562,561
562
563,564
565,564
565
566,567
568,567
568
569,570
571,570
571
572,573
574,573
574
575,576
577,576
577
578,579
580,579
580
581,582
583,582
583
584,585
586,585
586
587,588
589,588
589
590,591
592,591
592
593,594
595,594
595
596,597
598,597
598
599,600
601,600
601
602,603
604,603
604
605,606
607,606
607
608,609
610,609
610
611,612
613,612
613
614,615
616,615
616
617,618
619,618
619
620,621
622,621
622
623,624
625,624
625
626,627
628,627
628
629,630
631,630
631
632,633
634,633
634
635,636
637,636
637
638,639
640,639
640
641,642
643,642
643
644,645
646,645
646
647,648
649,648
649
650,651
652,651
652
653,654
655,654
655
656,657
658,657
658
659,660
661,660
661
662,663
664,663
664
665,666
667,666
667
668,669
670,669
670
671,672
673,672
673
674,675
676,675
676
677,678
679,678
679
680,681
682,681
682
683,684
685,684
685
686,687
688,687
688
689,690
691,690
691
692,693
694,693
694
695,696
697,696
697
698,699
700,699
700
701,702
703,702
703
704,705
706,705
706
707,708
709,708
709
710,711
712,711
712
713,714
715,714
715
716,717
718,717
718
719,720
721,720
721
722,723
724,723
724
725,726
727,726
727
728,729
730,729
730
731,732
733,732
733
734,735
736,735
736
737,738
739,738
739
740,741
742,741
742
743,744
745,744
745
746,747
748,747
748
749,750
751,750
751
752,753
754,753
754
755,756
757,756
757
758,759
760,759
760
761,762
763,762
763
764,765
766,765
766
767,768
769,768
769
770,771
772,771
772
773,774
775,774
775
776,777
778,777
778
779,780
781,780
781
782,783
784,783
784
785,786
787,786
787
788,789
790,789
790
791,792
793,792
793
794,795
796,795
796
797,798
799,798
799
800,801
802,801
802
803,804
805,804
805
806,807
808,807
808
809,810
811,810
811
812,813
814,813
814
815,816
817,816
817
818,819
820,819
820
821,822
823,822
823
824,825
826,825
826
827,828
829,828
829
830,831
832,831
832
833,834
835,834
835
836,837
838,837
838
839,840
841,840
841
842,843
844,843
844
845,846
847,846
847
848,849
850,849
850
851,852
853,852
853
854,855
856,855
856
857,858
859,858
859
860,861
862,861
862
863,864
865,864
865
866,867
868,867
868
869,870
871,870
871
872,873
874,873
874
875,876
877,876
877
878,879
880,879
880
881,882
883,882
883
884,885
886,885
886
887,888
889,888
889
890,891
892,891
892
893,894
895,894
895
896,897
898,897
898
899,900
901,900
901
-