?? 7.12求最大公因子.txt
字號:
import java.util.Scanner;
public class UseRecursion {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
System.out.println("輸入兩數: ");
System.out.print("m = ");
int m = scanner.nextInt();
System.out.print("n = ");
int n = scanner.nextInt();
System.out.println("GCD: " + gcd(m,n));
}
private static int gcd(int m, int n){
if(n == 0)
return m;
else
return gcd(n, m % n);
}
}
執行結果:輸入兩數:
m = 10
n = 20
GCD: 10
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