521
+935521
=
769
-291
=
492
+10=
769-291
492+10
+935
482
+538482
=
741
-151
=
284
-79=
741-151
284-79
+538
504
+224504
=
994
-192
=
524
-20=
994-192
524-20
+224
641
+703641
=
757
-253
=
542
+19=
757-253
542+19
+703
f939
+279939
=
550
+251
=
970
+35=
550+251
970+35
+279
354
+320354
=
582
+437
=
406
-90=
582+437
406-90
+320
445
+394445
=
511
+364
=
711
-86=
511+364
711-86
+394
949
+593949
=
556
-221
=
456
+23=
556-221
456+23
+593
f596
+259596
=
561
+293
=
949
-16=
561+293
949-16
+259
280
+627280
=
976
+335
=
559
-66=
976+335
559-66
+627
907
+936907
=
550
-213
=
248
-39=
550-213
248-39
+936
116
+571116
=
924
+148
=
272
-69=
924+148
272-69
+571
f197
+723197
=
618
+202
=
956
+34=
618+202
956+34
+723
593
+301593
=
754
-117
=
259
+58=
754-117
259+58
+301
122
+635122
=
868
-233
=
875
+38=
868-233
875+38
+635
923
+554923
=
531
-413
=
634
-49=
531-413
634-49
+554
f901
+282901
=
982
+182
=
629
+32=
982+182
629+32
+282
880
+944880
=
913
-135
=
297
+79=
913-135
297+79
+944
781
+324781
=
781
-450
=
188
+98=
781-450
188+98
+324
232
+147232
=
888
+427
=
296
-61=
888+427
296-61
+147
f356
+978356
=
673
-167
=
622
+44=
673-167
622+44
+978
716
+203716
=
701
-477
=
931
-48=
701-477
931-48
+203
791
+989791
=
564
-175
=
303
+56=
564-175
303+56
+989
252
+727252
=
577
+477
=
997
-97=
577+477
997-97
+727
f723
+150723
=
975
+347
=
r