a=int(input()) z=[] for i in range(a): b=input() k=-1 e="" for j in range(len(b)): if b[j]=="#" or b[j]=="-": if j!=k+1: f=int(b[k+1:j])+64 e+=chr(f) if b[j]=="#": e+=" " k=j if k+1!=len(b): f=int(b[k+1:])+64 e+=chr(f) z.append(e) for i in z: print(i)