[Python] slide

a = [1,2,3,4,5,6,7]

print(a[3:])    # [4,5,6,7]
print(a[-1:])   # [7]
print(a[-2:])   # [6,7]
print(a[-7:])   # [1,2,3,4,5,6,7]

print(a[:2])    #[1,2]
print(a[:6])    #[1,2,3,4,5]


print(a[2:2])   #[]
print(a[2:3])   #[3]
print(a[2:4])   #[3,4]


print(a[-4:0])      #[]
print(a[-4:-5])     #[]
print(a[-4:-4])     #[]
print(a[-4:-3])     #[4]
print(a[-4:-2])     #[4,5]

print(a[3:0:-1])    #[4,3,2]
print(a[3:0:1])     #[]
print(a[3:-1:-1])   #[]
print(a[3:0])       #[]
print(a[3::-1])     #[4,3,2,1]

print(a[::1])       #[1,2,3,4,5,6,7]
print(a[::2])       #[1,3,5,7]
print(a[::3])       #[1,4,7]

print(a[-5::1])     #[3,4,5,6,7]
print(a[-5::2])     #[3,5,7]
print(a[-5::3])     #[3,6]

print(a[::-1])      #[7,6,5,4,3,2,1]
print(a[::-2])      #[7,5,3,1]

print(a[3::-1])     #[4,3,2,1]
print(a[-100:100])  #[1,2,3,4,5,6,7]
print(a[100:])      #[]
print(a[:100])      #[1,2,3,4,5,6,7]
print(a[100:100])   #[]