47 lines
1.4 KiB
Java
47 lines
1.4 KiB
Java
public class Tableaux {
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public static int[] getTab(String[] args, int index, int[] tab) {
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if (index == 0) {
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if (args.length == 0) return new int[0];
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tab = new int[args.length];
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tab[0] = Integer.parseInt(args[0]);
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getTab(args, index + 1, tab);
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} else if (index < args.length) {
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tab[index] = Integer.parseInt(args[index]);
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getTab(args, index + 1, tab);
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}
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return tab;
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}
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public static int maxN(int[] tab, int index) {
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if (index < tab.length) {
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int n = maxN(tab, index + 1);
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return tab[index] > n ? tab[index] : n;
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} else return Integer.MIN_VALUE;
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}
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public static int getEven(int[] tab, int index, int n) {
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if (index == 0) n = 0;
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if (index < tab.length) {
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return (tab[index] % 2 == 0 ? 1 : 0) + getEven(tab, index + 1, n);
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} else return 0;
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}
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public static void showTab(int[] tab, int index) {
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if (index < tab.length) {
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showTab(tab, index + 1);
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System.out.print(tab[index] + " ");
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} if (index == 0) System.out.print("\n");
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}
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public static void main(String[] args) {
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int[] tab = getTab(args, 0, null);
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System.out.println(getEven(tab, 0, 0));
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System.out.println(maxN(tab, 0));
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showTab(tab, 0);
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}
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}
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