Amateur needs HALP PLZ

Why isn't this compiling?

import java.lang.String;
public class Song{
public static void main(String[] args) {
    firstTwoLines();
    lastLine();
    firstTwoLines();
    dayTwo();
    lastLine();
    firstTwoLines();
    dayThree();
    lastLine();
    firstTwoLines();
    dayFour();
    lastLine();
    firstTwoLines();
    dayFive();
    lastLine();
    firstTwoLines();
    daySix();
    lastLine();
    firstTwoLines();
    daySeven();
    lastLine();
    firstTwoLines();
    dayEight();
    lastLine();
    firstTwoLines();
    dayNine();
    lastLine();
    firstTwoLines();
    dayTen();
    lastLine();
    firstTwoLines();
    dayEleven();
    lastLine();
    firstTwoLines();
    dayTwelve();
    lastLine();
    }

    public static void firstTwoLines(String[] args){
    system.out.println("On the first day of Christmas,\nMy true love sent to me");
    }

    public static void lastLine(String[] args){
    system.out.println("A patridge in a pear tree.\n");
    }

    public static void dayTwo(String[] args){
    system.out.println("Two turtle doves and");
    }

    public static void dayThree(String[] args){
    system.out.println("Three french Hens,\nTwo turtle doves and");
    }   

    public static void dayFour(String[] args){
    system.out.println("Four calling birds,\nThree french Hens,\nTwo turtle doves and");
    }   

    public static void dayFive(String[] args){
    system.out.println("Five golden rings,\nFour calling birds,\nThree french Hens,\nTwo turtle doves and");
    }   

    public static void daySix(String[] args){
    system.out.println("Six geese a-laying,\nFive golden rings,\nFour calling birds,\nThree french Hens,\nTwo turtle doves and");
    }
   
    public static void daySeven(String[] args){
    system.out.println("Seven swans a-swimming,\nSix geese a-laying,\nFive golden rings,\nFour calling birds,\nThree french Hens,\nTwo turtle doves and");
    }   

    public static void dayEight(String[] args){
    system.out.println("Eight maids a-milking,\nSeven swans a-swimming,\nSix geese a-laying,\nFive golden rings,\nFour calling birds,\nThree french Hens,\nTwo turtle doves and");
    }   

    public static void dayNine(String[] args){
    system.out.println("Nine ladies dancing,\nEight maids a-milking,\nSeven swans a-swimming,\nSix geese a-laying,\nFive golden rings,\nFour calling birds,\nThree french Hens,\nTwo turtle doves and");
    }   

    public static void dayTen(String[] args){
    system.out.println("Ten lords a-leaping,\nNine ladies dancing,\nEight maids a-milking,\nSeven swans a-swimming,\nSix geese a-laying,\nFive golden rings,\nFour calling birds,\nThree french Hens,\nTwo turtle doves and");
    }   

    public static void dayEleven(String[] args){
    system.out.println("Eleven pipers piping,\nTen lords a-leaping,\nNine ladies dancing,\nEight maids a-milking,\nSeven swans a-swimming,\nSix geese a-laying,\nFive golden rings,\nFour calling birds,\nThree french Hens,\nTwo turtle doves and");
    }   

    public static void dayTwelve(String[] args){
    system.out.println("Twelve drummers drumming,\nEleven pipers piping,\nTen lords a-leaping,\nNine ladies dancing,\nEight maids a-milking,\nSeven swans a-swimming,\nSix geese a-laying,\nFive golden rings,\nFour calling birds,\nThree french Hens,\nTwo turtle doves and");
    }   
}

This is so much easier in python
days = [
        "A patridge in a pear tree!",
        "Two turtle doves and",
        "Three french Hens,",
        "Four calling birds,",
        "Five golden rings,",
        "Six geese a-laying,",
        "Seven swans a-swimming,",
        "Eight maids a-milking,",
        "Five golden rings,",
        "Nine ladies dancing,",
        "Ten lords a-leaping,",
        "Eleven pipers piping,",
        "Twelve drummers drumming,"
]
x = 0
while x < 12:
        y = x
        while y >= 0:
                print(days[y])
                y-=1
        x+=1