408193: GYM103049 C Contest Struggles

Memory Limit:1024 MB Time Limit:1 S
Judge Style:Text Compare Creator:
Submit:0 Solved:0

Description

C. Contest Strugglestime limit per test1 secondmemory limit per test1024 megabytesinputstandard inputoutputstandard outputExamplesInput
2 1
70 50
Output
90.0000000
Input
10 3
80 90
Output
75.7142857
Input
2 1
100 10
Output
impossible

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