x and y game
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import math
n = int(input())
arr = list(map(int, input().split(" ")))
x = 0
y = 0
st = [[0,0]] * int((math.factorial(n))/4)
for i in range(n):
for j in range(i+1,n):
# if i + j == 0
# print(arr[i],i , arr[j],j)
print([i - j])
print(st)
Python
INFO