单项选择题

有以下程序（）
fun(char p[][10])
int n=0,i;
for(i=O;i＜7;i＋＋)
if(p[i][O]=T)n＋＋;
return n;

main()
char str[][10]="Mon","Tue","Wed","Thu","Fri", "Sat","Sun";
printf("%d\n",fun(str));