#include <stdio.h>

#define d define

#define b12(x) 12 x
#define a13(x) x 13
#define a16(x) x 16
#define a32(x) x 32
#define acb(x) x]
#define acc(x) x}
#define aco(x) x:
#define bco(x) :x
#define acp(x) x)
#define bef(x) EOF x
#define aeq(x) x=
#define afo(x) x for
#define age(x) x fgetc
#define asi(x) x stdin
#define aso(x) x stdout
#define bgt(x) >x
#define ai(x) x i
#define aj(x) x j
#define al(x) x l
#define ami(x) x-
#define bne(x) !=x
#define aob(x) x[
#define aop(x) x(
#define apl(x) x+
#define bpu(x) fputc x
#define bqm(x) ?x
#define aqm(x) x?
#define aqu(x) x'
#define ase(x) x;
#define awh(x) x while
#define axo(x) x^
#define a0(x) x 0
#define b13(x) 13 x
#define b16(x) 16 x
#define b19(x) 19 x
#define b48(x) 48 x
#define a64(x) x 64
#define b66(x) 66 x
#define bcb(x) ]x
#define bch(x) char x
#define bcm(x) ,x
#define acm(x) x,
#define bcp(x) )x
#define beq(x) =x
#define bex(x) extern x
#define bi(x) i x
#define bin(x) int x
#define bix(x) index x
#define bj(x) j x
#define bl(x) l x
#define alt(x) x<
#define bma(x) main x
#define bob(x) [x
#define boc(x) {x
#define bop(x) (x
#define bpl(x) +x
#define app(x) x++
#define bqu(x) 'x
#define bse(x) ;x
#define bst(x) *x
 
bma(acp(bop(app(bcp(ai(boc(ase(bch(a16(bl(alt(bob(ai(b66(ase(bcb(a0(bcm(aeq(bst(acb(bj(a64(bse(aob(bin(al(bi(aeq(bse(ai(bex(aop(bch(afo(bst(ase(bix(())))))))))))))))))))))))))))))))))))))))
bl(ai(bob(aob(bi(al(bcb(aop(beq(apl(b13(a13(bpl(aeq(bop(acb(bl(bob(a32(bi(bpl(apl(b16(bcb(ai(beq(b19(aob(bpl(bop(l))))))))))))))))))))))))))))))
bpl(acp(b48(acp(asi(bcb(aop(beq(age(bop(aeq(bi(ai(bgt(aop(b12(aop(bqm(awh(b12(ase(bco(acp(bi(acp(bcp(acp(bpl('A'))))))))))))))))))))))))))))
bne(acc(bef(ase(bcp(acp(aso(bpu(acm(ai(bop(aco(bop(acb(bj(al(beq(ami(bix(aj(axo(bop(a16(aob(bl(al(aqm(bcm(acp(acp(i))))))))))))))))))))))))))))))