fin tp piles

DEV3.2/TP04/01_Arithmetique/Main.java

@@ -0,0 +1,38 @@
+import java.awt.*;
+import java.util.ArrayDeque;
+
+public class Main {
+	public static void main(String[] args) {
+		ArrayDeque<String> pile = new ArrayDeque<>(args.length);
+
+		for (int i = 0; i != args.length; i++) {
+			try {
+				Integer.parseInt(args[i]);
+				pile.addFirst(args[i]);
+			} catch (NumberFormatException e) {
+				int n2 = Integer.parseInt(pile.removeFirst());
+				int n1 = Integer.parseInt(pile.removeFirst());
+				System.out.println(n2);
+				System.out.println(n1);
+
+				switch (args[i]) {
+					case "+":
+						pile.addFirst(n1 + n2 + "");
+						break;
+					case "-":
+						pile.addFirst(n1 - n2 + "");
+						break;
+					case "x":
+						pile.addFirst(n1 * n2 + "");
+						break;
+					case "/":
+						pile.addFirst(n1 / n2 + "");
+				}
+			}
+		}
+
+		System.out.println("= " + pile.removeFirst());
+
+
+	}
+}