Each input file may contain more than one test case. Each case occupies a line containing six positive integers: P, T, G1, G2, G3, and GJ, as described in the problem. It is guaranteed that all the grades are valid, that is, in the interval [0, P].
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Each input file may contain more than one test case. Each case occupies a line containing six positive integers: P, T, G1, G2, G3, and GJ, as described in the problem. It is guaranteed that all the grades are valid, that is, in the interval [0, P].
For each test case you should output the final grade of the problem in a line. The answer must be accurate to 1 decimal place.
20 2 15 13 10 18
14.0
浙江大学机试题