The minimum number of temporary variables needed to swap the contents of two variables is
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 0 |
Answer : D Explanation : without any temporary variable, one can swap two given variables. |
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Option: A Explanation : Explanation will come here. Explanation will come here. Explanation will come here. Explanation will come here. Explanation will come here. |
