reorganisation + hashmap

q2/algo/tp1/Cercle.java

@@ -0,0 +1,18 @@
+public class Cercle {
+	public static final double PI = 3.14159265;
+
+	public static void main(String[] args) {
+		for (int i = 1; i <= 50; i++) {
+			System.out.println("pour un cercle de rayon : " + i + " Perimetre:" +  perimetre(i)+ " aire:" +  aire(i));
+		}
+		
+	}
+
+	public static double perimetre(double rayon){
+		return 2*PI*rayon;
+	}
+
+	public static double aire(double rayon){
+		return PI*rayon*rayon;
+	}
+}