Overview: 1 questions will be solved this time.Among them
☆1 integer calculations
[1/1 Integer column vertical calculation]
Question type: Integer multiplication
Original question: 2147483648*33554432 Solution:
2147483648*33554432 =
72057594037927936 Column vertical calculation:
| | | | | | | | | | | | | 2 | 1 | 4 | 7 | 4 | 8 | 3 | 6 | 4 | 8 |
✖ | | | | | | | | | | | | | | | 3 | 3 | 5 | 5 | 4 | 4 | 3 | 2 |
|
| | | | | | | | | | | | | 4 | 2 | 9 | 4 | 9 | 6 | 7 | 2 | 9 | 6 |
| | | | | | | | | | | | 6 | 4 | 4 | 2 | 4 | 5 | 0 | 9 | 4 | 4 | |
| | | | | | | | | | | 8 | 5 | 8 | 9 | 9 | 3 | 4 | 5 | 9 | 2 | | |
| | | | | | | | | | 8 | 5 | 8 | 9 | 9 | 3 | 4 | 5 | 9 | 2 | | | |
| | | | | | | | 1 | 0 | 7 | 3 | 7 | 4 | 1 | 8 | 2 | 4 | 0 | | | | |
| | | | | | | 1 | 0 | 7 | 3 | 7 | 4 | 1 | 8 | 2 | 4 | 0 | | | | | |
| | | | | | | 6 | 4 | 4 | 2 | 4 | 5 | 0 | 9 | 4 | 4 | | | | | | |
| | | | | | 6 | 4 | 4 | 2 | 4 | 5 | 0 | 9 | 4 | 4 | | | | | | | |
|
| | | | | | 7 | 2 | 0 | 5 | 7 | 5 | 9 | 4 | 0 | 3 | 7 | 9 | 2 | 7 | 9 | 3 | 6 |
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