#include<bits/stdc++.h>
using namespace std;
#define int long long    
#define vi vector<int>
#define vii vector<vi>
#define pb push_back
#define pir pair<int,int>
const int P = 1e9 + 7;
const int N = 1e6+7;
const int inf = 0x3f3f3f3f3f3f3f3f;//longlong
const int ing = 1e18;
const int mod = 998244353;
int  n,m;
int ax, bx,ay,by;
int a[20];
int qmi(int a,int b){
	int res=1;
	while(b){
		if(b&1){
			res=res*a%mod;
		}
		a=a*a%mod;
		b>>=1;
	}
	return res;
}
void solve()
{
	for(int i=1;i<=9;i++){
		cin>>a[i];
	}
	a[10]=0;
	if(a[1]&&a[2]){
		int ca=min(a[1],a[2]);
		//cout<<a[1]<<" ";
		//cout<<ca<<"\n";
		a[1]-=ca;a[2]-=ca;
		a[3]+=ca;
	}
	int ca=a[1]/3;
	a[3]+=ca;
	a[1]%=3;
	if(a[1]==1){
		for(int i=2;i<=10;i++){
			if(a[i]){
				a[i]--;
				a[1]--;
				a[i+1]++;
				break;
			}
		}
	}
	else if(a[1]==2){
		a[1]=0;a[2]++;
	}
	int sum=1;
	for(int i=1;i<=10;i++){
		//cout<<i<<" "<<a[i]<<"\n";
		sum=sum*qmi(i,a[i]);sum%=mod;
	}
	cout<<sum<<"\n";
}
signed main()
{
	cin.tie(0)->sync_with_stdio(0);
	int _ = 1;
	cin >> _;
	while (_--)
	{
		solve();
	}
}