package com.dong;
import java.util.ArrayList;
public class JavaStudy{
public static void main(String[] args) {
ArrayList
package com.dong;
import java.util.ArrayList;
public class JavaStudy1 {
public static void main(String[] args) {
int a = 0;
int b = 1;
int c;
System.out.println(a);
System.out.println(b);
for (int i = 0; i < 20; i++) {
c = a + b;
System.out.println(c);
a = b;//1
b = c;
}
}
}
