euclidean algorithm
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import static java.lang.System.out;
final class Main {
public static void main(String[] args) {
out.println(euclideanAlgorithm(20, 40));
}
private static int euclideanAlgorithm(int a, int b) {
return b == 0 ? a : euclideanAlgorithm(b, a % b);
}
}
Java
INFO