T = int(input())
for _ in range(T):
    N,M = input().split()
    M = int(M)
    K = len(N)
    cnt = 0
    if int(N[-1])%2==0:
        for i in range(K-1):
            cnt = (cnt*10+5*int(N[i]))%M
        cnt = (cnt+int(N[-1])//2)%M
        ans = (cnt*(2*cnt+1))%M
    else:
        for i in range(K-1):
            cnt = (cnt*10+5*int(N[i]))%M
        cnt = (cnt+(int(N[-1])+1)//2)%M
        ans = (cnt*(2*cnt-1))%M
    print(ans)