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Effi
Calculus
501
501
22
479
479
3
405
405
96
95
384
384
6
320
320
85
160
224
224
9
279
279
41
22
202
202
12
139
139
140
45
157
157
15
6
6
133
25
132
132
18
6
6
0
I
58
74
74
21
x2
x2
II