import java.util.Arrays;

public class DataExample {
	private final String name;
	private int age;
	private double score;
	private String[] tags;
	
	public DataExample(String name) {
		this.name = name;
	}
	
	public String getName() {
		return this.name;
	}
	
	void setAge(int age) {
		this.age = age;
	}
	
	public int getAge() {
		return this.age;
	}
	
	public void setScore(double score) {
		this.score = score;
	}
	
	public double getScore() {
		return this.score;
	}
	
	public String[] getTags() {
		return this.tags;
	}
	
	public void setTags(String[] tags) {
		this.tags = tags;
	}
	
	@Override public String toString() {
		return "DataExample(" + this.getName() + ", " + this.getAge() + ", " + this.getScore() + ", " + Arrays.deepToString(this.getTags()) + ")";
	}
	
	@Override public boolean equals(Object o) {
		if (o == this) return true;
		if (!(o instanceof DataExample)) return false;
		DataExample other = (DataExample) o;
		if (!other.canEqual((Object)this)) return false;
		if (this.getName() == null ? other.getName() != null : !this.getName().equals(other.getName())) return false;
		if (this.getAge() != other.getAge()) return false;
		if (Double.compare(this.getScore(), other.getScore()) != 0) return false;
		if (!Arrays.deepEquals(this.getTags(), other.getTags())) return false;
		return true;
	}
	
	@Override public int hashCode() {
		final int PRIME = 59;
		int result = 1;
		final long temp1 = Double.doubleToLongBits(this.getScore());
		result = (result*PRIME) + (this.getName() == null ? 0 : this.getName().hashCode());
		result = (result*PRIME) + this.getAge();
		result = (result*PRIME) + (int)(temp1 ^ (temp1 >>> 32));
		result = (result*PRIME) + Arrays.deepHashCode(this.getTags());
		return result;
	}
	
	public static class Exercise<T> {
		private final String name;
		private final T value;
		
		private Exercise(String name, T value) {
			this.name = name;
			this.value = value;
		}
		
		public static <T> Exercise<T> of(String name, T value) {
			return new Exercise<T>(name, value);
		}
		
		public String getName() {
			return this.name;
		}
		
		public T getValue() {
			return this.value;
		}
		
		@Override public String toString() {
			return "Exercise(name=" + this.getName() + ", value=" + this.getValue() + ")";
		}
		
		@Override public boolean equals(Object o) {
			if (o == this) return true;
			if (!(o instanceof Exercise)) return false;
			Exercise<?> other = (Exercise<?>) o;
			if (!other.canEqual((Object)this)) return false;
			if (this.getName() == null ? other.getValue() != null : !this.getName().equals(other.getName())) return false;
			if (this.getValue() == null ? other.getValue() != null : !this.getValue().equals(other.getValue())) return false;
			return true;
		}
		
		@Override public int hashCode() {
			final int PRIME = 59;
			int result = 1;
			result = (result*PRIME) + (this.getName() == null ? 0 : this.getName().hashCode());
			result = (result*PRIME) + (this.getValue() == null ? 0 : this.getValue().hashCode());
			return result;
		}
	}
}