单项选择题

以下程序的输出结果是 ( )  main( )  {int b[3][3]={0,1,2,0,1,2,0,1,2},i,i,t=1;  for(i=0:i<3;i + +)  for(j=j;j<=i;j + +)t=t+b[i][j]  printf("%d\n",t);  }

A.3
B.4
C.1
D.9