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0062. Sikl2
Time limit : 1000 ms
Memory limit : 64 mb
Berilgan ketma-ketlikni dastlabki $n$ ta xadi yig’indisini toping
$S=\frac{sin{(1^1)}}{2^1}-\frac{sin{(2^2)}}{2^2}+...+(-1)^{n-1}\frac{sin{(n^n)}}{2^n}$
Kiruvchi ma’lumotlar: bitta butun son $n$ $(1 \le n \le 9)$;
Chiquvchi ma’lumotlar: $S$ – ketma-ketlikni dastlabki $n$ ta xadi yig’indisi javob $10^{-2}$ aniqlikda chiqarilsin.
Input |
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1 |
Output |
0.42 |
Input |
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2 |
Output |
0.61 |