I used the bruce force and found 8. Hopefully there are smart wa
I used the bruce force method by list out all possible 3 digit numbers.
115 |
102 |
138 |
119 |
161 |
136 |
184 |
153 |
207 |
170 |
230 |
187 |
253 |
204 |
276 |
221 |
299 |
238 |
322 |
255 |
345 |
272 |
368 |
289 |
391 |
306 |
414 |
323 |
437 |
340 |
460 |
357 |
483 |
374 |
506 |
391 |
529 |
408 |
552 |
425 |
575 |
442 |
598 |
459 |
621 |
476 |
644 |
493 |
667 |
510 |
690 |
527 |
713 |
544 |
736 |
561 |
759 |
578 |
782 |
595 |
805 |
612 |
828 |
629 |
851 |
646 |
874 |
663 |
897 |
680 |
920 |
697 |
943 |
714 |
966 |
731 |
989 |
748 |
765 |
|
782 |
|
799 |
|
816 |
|
833 |
|
850 |
|
867 |
|
884 |
|
901 |
|
918 |
|
935 |
|
952 |
|
969 |
|
986 |
and find following 8
34595 |
39187 |
13680 |
18748 |
25527 |
35759 |
35782 |
37483 |