Bài 6
unknown
java
a year ago
332 B
6
Indexable
import java.util.Scanner; public class P1 { public static float Sol(int n) { float s = 0; for (int i = 1; i <= n; i++) s += 1.0 / (i * (i + 1)); return s; } public static void main(String[] args) { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); System.out.println(Sol(n)); } }
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