public static void main(String[] args) {
FileOutputFormat.setOutputPath(job, new Path(args[1]));
System.out.println("Size of fruits ArrayList after removal: " + fruits.size());
String[] students = {"张山", "李四", "赵五", "钱一"};
// 成员变量(实例变量)命名通常使用驼峰命名法(camelCase)
public static void main(String[] args) {
System.out.println("Drawing a circle with radius " + radius);