import sys
#!/usr/bin/env python3
num_idx=[0,0,1,0,2,5,0,4,3,0]
two_idx=[1,2,4,8,7,5]

t=int(input())
for loop in range(t):
    [n,x,a,b,m]=map(int,input().split())
    
    allzero=True


    
    ans=0
    num=n-1
    den=1
    two=0
    three=0

    for i in range(n):
        s=x%10
        x=((x^a)+b)%m
        if s != 0:
            allzero=False

        if three<=1:
            cur=s;
            cur=cur*two_idx[two%6]
            if three==1:
                cur*=3
            ans+=cur;
                
        if i==n-1:
            break;

        tmp=num;
        while tmp%3==0:
            tmp/=3
            three+=1
            
        two+=(num_idx[int(tmp%9)]);
                
        tmp=den;
        while tmp%3==0:
            tmp/=3
            three-=1;

        two+=(6-num_idx[int(tmp%9)]);                
        num-=1
        den+=1

    ans%=9
    if allzero == False and ans ==0:
        ans=9;
    print(ans)