数组……
public class TestMatrix{
public static void main(String[] args){
int[][] a={{1,2,3,4},{5,6,7,8},{9,1,2,3}};
int[][] b={{1,2},{3,4},{5,6},{7,8}};
int arow=a.length;
int bcol=b[0].length;
int m=b.length;
int[][] c=new int[arow][bcol];
for(int i=0;i
for(int j=0;j
int result=0;
for(int k=0;k
result+=a[i][k]*b[k][j];
}
c[i][j]=result;
}
}
for(int i=0;i
for(int j=0;j
System.out.print(c[i][j]+"\t");
}
System.out.println();
}
}
}
数组循环