| Efficient Approaches for Designing Fault Tolerant Reversible Carry Look-Ahead and Carry-Skip Adders Recent countries visiting this post |  |
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| Efficient Approaches for Designing Fault Tolerant Reversible Carry Look-Ahead and Carry-Skip Adders Recent countries visiting this post | |
| 8 | |
| 7 | China |
| 5 | United States |
| 1 | Turkey |
| 1 | Russian Federation |
| 1 | France |