import sys
odp_arr = []
for x in sys.stdin:
zmienna = x.split()
for y in range(len(zmienna)):
if y == 0:
if x[0] == " ":
litera = zmienna[y][0].upper()
reszta = zmienna[y][1:]
zmienna[y] = litera + reszta
else:
z = 1
else:
litera = zmienna[y][0].upper()
reszta = zmienna[y][1:]
zmienna[y] = litera + reszta
odp_arr.append(zmienna)
if x[len(x) - 2] == ".":
break
for x in range(len(odp_arr)):
odp = ""
for y in odp_arr[x]:
odp += y
print(odp)
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