Write a program whose input is an integer (n) and then calculate the following summation: + + 1 1+2 + 1 2+3 1 3+4 + 1 4+5 1 n2+n1 + 1 n1+n For example, if n is 5, it calculates = 1.2360679774997898 [code in java please]

Write a program whose input is an integer (n) and then calculate the following summation: + vitv + vz+V vz+va + vatvo ... + In 2+Vn 1 Vn1+vn For example, if n is 5, it calculates + Vatiz Vat Wat Jatus 1.2360679774997898