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Table 3 Time cost of encryption

From: PP-DDP: a privacy-preserving outsourcing framework for solving the double digest problem

The total length of the input sets A, B and C

The percent of time cost (%)

19

68.83

21

65.58

23

80.42

39

99.87

57

86.28

71

8.28

93

3.46

103

12.87

127

3.53