输出9*9口诀。

栏目:高等教育  时间:2022-12-16
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  [java]

  /*输出9*9口诀。   

  1.程序分析:分行与列考虑,共9行9列,i控制行,j控制列。*/ 

  public class Multiplication1 { 

      public static void main(String[]args){ 

          int i; 

          int j; 

          System.out.println("段晋文的九九表:"); 

          for(i = 1;i < 10;i++){ 

              for(j = 1;j <= i;j++){ 

                  if(i * j < 10){ 

                      if(i == j){ 

                          System.out.print(j+" * "+i+" = "+j*i+"    "); 

                          System.out.println(); 

                      }else{ 

                          System.out.print(j+" * "+i+" = "+j*i+"    "); 

                      } 

                  }else{ 

                      if(i == j){ 

                          System.out.print(j+" * "+i+" = "+j*i+"   "); 

                          System.out.println(); 

                      }else{ 

                          System.out.print(j+" * "+i+" = "+j*i+"   "); 

                      } 

                  } 

                  /*if(i == j){

                      System.out.print(j+" * "+i+" = "+j*i+"   ");

                      System.out.println();

                  }else{

                      System.out.print(j+" * "+i+" = "+j*i+"   ");

                  }*/ 

              } 

          } 

      } 

  } 

  摘自 djw10962000的专栏

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