n=91
for i in range (26):
n=n-1
print(chr(n))n=64
for i in range (26):
n=n+1
print(chr(n))for i in range (65,91,1):
print(chr(i))Un site utilisant Les sites de Numérique et Science Informatique
n=91
for i in range (26):
n=n-1
print(chr(n))n=64
for i in range (26):
n=n+1
print(chr(n))for i in range (65,91,1):
print(chr(i))