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;
   }
}