#a)
n = int(input())
iS= n-1
iV=1
for i in range(n):
print(iS*" ",end="")
print(iV*"V")
iV= iV+2
iS= iS-1
#b)
iS= n-1
iV=1
for i in range(n):
if i ==0 or i==n-1:
print(iS*" ",end="")
print(iV*"V")
else:
print(iS*" ",end="")
print("V",end="")
print(" "*(iV-2),end="")
print("V")
iV= iV+2
iS= iS-1
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