Revert "qqq"

This reverts commit 7fa1e2b1196ec2f534d336fcbff4b390ad99bc3a, reversing
changes made to 5f18d8ee0c18db439137f45529ddf441d4abccf2.
Revert "ccccc"

This reverts commit 5f18d8ee0c18db439137f45529ddf441d4abccf2.
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9silde10 xfull
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icons
revise detail
12132 fun mATH
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full to free  3.
ccc
delete redundant line of portuguese
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