import sys
input = sys.stdin.readline

a=float(input())

a*=1000
a=int(a)

ANS=0
x=0
y=0
up=0

while True:
    #print(x,y,up,ANS)
    if up==0:
        y^=1
        x+=a

        if x>1000:
            q=x//1000
            r=x%1000
            
            up^=(q%2)

            if up==1:
                x=1000-r
            else:
                x=r

            if q%2==0:
                ANS+=q*2+2
            else:
                ANS+=q*2+1
        else:
            ANS+=2

    else:
        y^=1
        x-=a

        if x<0:
            q=x//1000
            r=x%1000
            
            up^=(q%2)

            if up==1:
                x=r
            else:
                x=1000-r
            if q%2==0:
                ANS+=abs(q)*2+2
            else:
                ANS+=abs(q)*2+1
        else:
            ANS+=2

    if x==0:
        if y==0:
            print("A",ANS-1)
            break
        else:
            print("B",ANS-2)
            break
    elif x==1000:
        if y==0:
            print("C",ANS-2)
            break
        else:
            print("A",ANS-1)
            break