View Code of Problem 3857

#include <stdio.h>
#include <math.h>
#include <string.h>

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