Condorcet

Violation of Strategy Proofness

Profile type: ProfileWithTies
Config: 3 c, 3 v
Parameters: set_preference=optimist

Violation of Strategy-Proofness for Condorcet under the optimist set preference.
A voter can benefit by changing their ranking from 2 1 0  to 2 ( 0  1 ) .

Original Profile:
+---+-----+
| 1 |  2  |
+---+-----+
| 2 | 0 1 |
| 1 |  2  |
| 0 |     |
+---+-----+
ProfileWithTies([{0: 2, 1: 1, 2: 0}, {2: 1, 0: 0, 1: 0}], rcounts=[1, 2], cmap={0: 0, 1: 1, 2: 2})

Condorcet winner is {1}

New Profile:
+-----+-----+-----+
|  1  |  1  |  1  |
+-----+-----+-----+
| 0 1 | 0 1 |  2  |
|  2  |  2  | 0 1 |
|     |     |     |
+-----+-----+-----+
ProfileWithTies([{2: 1, 0: 0, 1: 0}, {2: 1, 0: 0, 1: 0}, {0: 1, 1: 1, 2: 0}], rcounts=[1, 1, 1], cmap={0: '0', 1: '1', 2: '2'})

Condorcet winners are {0, 1, 2}