View Code of Problem 3857

#include <stdio.h>
#include <stdlib.h>

int main()
{
    int T,n,i,m,count;
    scanf("%d",&T);
    while(T--)
    {
         scanf("%d",&n);
        count=0;
       for(i=0;i<n;i++)
       {
           scanf("%d",&m);
           if(m==2)
           {
               count++;
           }
       }
       printf("%d\n",count);
    }

    return 0;
}