1
x1, y1, x2, y2 = map(int, input().split())
2
 
3
if x1 == x2:
4
    dy = abs(y1 - y2)
5
    x3 = x1 + dy
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    x4 = x1 + dy
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    print(x3, y1, x4, y2)
8
elif y1 == y2:
9
    dx = abs(x1 - x2)
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    y3 = y1 + dx
11
    y4 = y1 + dx
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    print(x1, y3, x2, y4)
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else:
14
    dx = abs(x1 - x2)
15
    dy = abs(y1 - y2)
16
    if (dx == dy):
17
        print(x1, y2, x2, y1)
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    else:
19
        print(-1)
20