两个while循环

void func(){   int number =0;   int x =4,y=3;   int i=0,j=0,row =8,col =4;   while(i<row){     j=0;     while(j<col){       number +=x;       cout<<"\t"<<number;       j++;     }      number = number-col*x+y;      i++;     cout<<endl;   }}