double power

2 secs 1024 MB
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Test cases
テストケース名
sample-1.txt
sample-2.txt
sample-3.txt
testcase-1.txt
testcase-2.txt
testcase-3.txt
testcase-4.txt
testcase-5.txt
testcase-6.txt
testcase-7.txt
testcase-8.txt
testcase-9.txt
lastcase.txt