x | | | | | | | | | | | | | | | | | | | | 9 | 2 | 2 | 3 | 3 | 7 | 2 | 0 | 3 | 6 | 8 | 5 | 4 | 7 | 7 | 5 | 8 | 0 | 7 |
| | | | | | | | | | | | | | | | | | | 9 | 2 | 2 | 3 | 3 | 7 | 2 | 0 | 3 | 6 | 8 | 5 | 4 | 7 | 7 | 5 | 8 | 0 | 7 |
+ | | | | | | | | | | | | | | | | | | | 6 | 4 | 5 | 6 | 3 | 6 | 0 | 4 | 2 | 5 | 7 | 9 | 8 | 3 | 4 | 3 | 0 | 6 | 4 | 9 |
| | | | | | | | | | | | | | | | | | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| | | | | | | | | | | | | | | | 7 | 3 | 7 | 8 | 6 | 9 | 7 | 6 | 2 | 9 | 4 | 8 | 3 | 8 | 2 | 0 | 6 | 4 | 5 | 6 | | |
| | | | | | | | | | | | | | | 4 | 6 | 1 | 1 | 6 | 8 | 6 | 0 | 1 | 8 | 4 | 2 | 7 | 3 | 8 | 7 | 9 | 0 | 3 | 5 | | | |
| | | | | | | | | | | | | | 6 | 4 | 5 | 6 | 3 | 6 | 0 | 4 | 2 | 5 | 7 | 9 | 8 | 3 | 4 | 3 | 0 | 6 | 4 | 9 | | | | |
| | | | | | | | | | | | | 6 | 4 | 5 | 6 | 3 | 6 | 0 | 4 | 2 | 5 | 7 | 9 | 8 | 3 | 4 | 3 | 0 | 6 | 4 | 9 | | | | | |
| | | | | | | | | | | | 3 | 6 | 8 | 9 | 3 | 4 | 8 | 8 | 1 | 4 | 7 | 4 | 1 | 9 | 1 | 0 | 3 | 2 | 2 | 8 | | | | | | |
| | | | | | | | | | | 4 | 6 | 1 | 1 | 6 | 8 | 6 | 0 | 1 | 8 | 4 | 2 | 7 | 3 | 8 | 7 | 9 | 0 | 3 | 5 | | | | | | | |
| | | | | | | | | | 7 | 3 | 7 | 8 | 6 | 9 | 7 | 6 | 2 | 9 | 4 | 8 | 3 | 8 | 2 | 0 | 6 | 4 | 5 | 6 | | | | | | | | |
| | | | | | | | | 5 | 5 | 3 | 4 | 0 | 2 | 3 | 2 | 2 | 2 | 1 | 1 | 2 | 8 | 6 | 5 | 4 | 8 | 4 | 2 | | | | | | | | | |
| | | | | | | | 2 | 7 | 6 | 7 | 0 | 1 | 1 | 6 | 1 | 1 | 0 | 5 | 6 | 4 | 3 | 2 | 7 | 4 | 2 | 1 | | | | | | | | | | |
| | | | | | | | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | | | | | | | | | | | |
| | | | | | 1 | 8 | 4 | 4 | 6 | 7 | 4 | 4 | 0 | 7 | 3 | 7 | 0 | 9 | 5 | 5 | 1 | 6 | 1 | 4 | | | | | | | | | | | | |
| | | | | 6 | 4 | 5 | 6 | 3 | 6 | 0 | 4 | 2 | 5 | 7 | 9 | 8 | 3 | 4 | 3 | 0 | 6 | 4 | 9 | | | | | | | | | | | | | |
| | | | 2 | 7 | 6 | 7 | 0 | 1 | 1 | 6 | 1 | 1 | 0 | 5 | 6 | 4 | 3 | 2 | 7 | 4 | 2 | 1 | | | | | | | | | | | | | | |
| | | 2 | 7 | 6 | 7 | 0 | 1 | 1 | 6 | 1 | 1 | 0 | 5 | 6 | 4 | 3 | 2 | 7 | 4 | 2 | 1 | | | | | | | | | | | | | | | |
| | 1 | 8 | 4 | 4 | 6 | 7 | 4 | 4 | 0 | 7 | 3 | 7 | 0 | 9 | 5 | 5 | 1 | 6 | 1 | 4 | | | | | | | | | | | | | | | | |
| 1 | 8 | 4 | 4 | 6 | 7 | 4 | 4 | 0 | 7 | 3 | 7 | 0 | 9 | 5 | 5 | 1 | 6 | 1 | 4 | | | | | | | | | | | | | | | | | |
8 | 3 | 0 | 1 | 0 | 3 | 4 | 8 | 3 | 3 | 1 | 6 | 9 | 2 | 9 | 8 | 2 | 2 | 6 | 3 | | | | | | | | | | | | | | | | | | |
| 8 | 5 | 0 | 7 | 0 | 5 | 9 | 1 | 7 | 3 | 0 | 2 | 3 | 4 | 6 | 1 | 5 | 8 | 4 | 7 | 3 | 9 | 6 | 9 | 0 | 7 | 7 | 8 | 4 | 2 | 3 | 2 | 5 | 0 | 1 | 2 | 4 | 9 |
Ответ: 922337203685477580710 * 922337203685477580710 = 8507059173023461584739690778423250124910