View Code of Problem 3857

#include "stdio.h"
#include "string.h"

void main()
{
	int t,n;
	int count;
	int x,i,j;
	int a[1000];
	scanf("%d",&t);
	for(x=0;x<t;x++)
	{
		count=0;
		scanf("%d",&n);
		for(i=0;i<n;i++)
			scanf("%d",&a[i]);
		for(i=0;i<n;i++)
		{
			if(a[i]==2)
				count++;
		}
		printf("%d\n",count);
	}

}