public class ShuZuText { public static void main(String []args) { // bijiaodaxiao(); jiujiuchengfabiao(); sanjiaoxing(); } private static void sanjiaoxing() { for(int i = 1;i<=5;i++){ for(int j = 5-i;j >= 1;j--){ System.out.print(" "); } for(int m=1;m<=2*i-1;m++){ if(i==1){System.out.print("A");} if(i==2){System.out.print("B");} if(i==3){System.out.print("C");} if(i==4){System.out.print("D");} if(i==5){System.out.print("E");} } System.out.println(); } } private static void jiujiuchengfabiao() { int [][] s1= new int [][]{ {1} , {1,2} , {1,2,3} , {1,2,3,4} , {1,2,3,4,5} , {1,2,3,4,5,6} , {1,2,3,4,5,6,7} , {1,2,3,4,5,6,7,8} , {1,2,3,4,5,6,7,8,9}}; for(int a=0;a<s1.length;a++){ for(int b=0;b<s1[a].length;b++){ System.out.print(s1[a].length+"*"+s1[a][b]+"="+s1[a].length*s1[a][b]+" "); } System.out.println(); } } private static void bijiaodaxiao() { Scanner s1 = new Scanner(System.in); int a=s1.nextInt();//输入a int b=s1.nextInt();//输入b int c=s1.nextInt();//输入c if(a>b&a>c){ //比较a与b,a与c的值,如果a大则输出a System.out.println(a); }else if(b>c){ //比较b与c的大小,输出大的 System.out.println(b); }else{ System.out.println(c); } } }