View Code of Problem 3857

#include<stdio.h>
#include<string.h>
int main(){
	int t;
	scanf("%d",&t);
	char a[1000];
	for(int i=0;i<t;i++){
		int n,ct=0;
		scanf("%d",&n);
		for(int j=0;j<n;j++){
			scanf("%d",&a[j]);
		}
		for(int k=0;k<n;k++){
			if(a[k]==2)ct++;
		}
		printf("%d\n",ct);
	}
}

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