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1045. A77v

Time Limit:	1 seconds
Memory Limit:	65536KB
Points:	2

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Даны натуральное число N.

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Input	Output
Пример 1. Вход: 1000	Пример 1. Выход: 3.6724055061

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Educational Courses /

New problems in testing /

1025. A74

1045.

1047. A78B

1018. A83b

949. A86

We can all benefit by doing occasional "toy" programs, when artificial restrictions are set up, so that we are forced to push our abilities to the limit. The art of tackling miniproblems with all our energy will sharpen our talents for the real problems. Donald E. Knuth.

time generating 0.078 sec.