8 10 14 21 28 32 51 65 74 95第五题public class Transpose{public static void main(String args[]){int a[][]=new int[3][4];int b[][]=new int[4][3];System.out.println("转置之前的矩阵");for(int i=0;i<3;i ){for(int j=0;j<4;j ){a[i][j]=(int)(100*Math.random());System.out.print(a[i][j] " ");}System.out.println();}System.out.println("转置之后的矩阵");for(int i=0;i<4;i ){for(int j=0;j<3;j ){b[i][j]=a[j][i];System.out.print(b[i][j] " ");}System.out.println();}}}