1 #include<stdio.h>
 2 int main()
 3 {
 4     int sum,n;
 5     char a;
 6     while(scanf("%d",&n)!=EOF)
 7     {
 8         getchar();
 9         while(n--)
10         {
11             sum=0;
12             while((a=getchar())!=‘\n‘)
13             {
14                 if(a<0)
15                 sum++;
16             }
17             printf("%d\n",sum/2);
18         }
19     }
20     return 0;    
21 }