Three matrices

393B1s256 MB⌨ stdin/stdout

Examples

Sample 1of 2

Input

2
1 4
3 2

Output

1.00000000 3.50000000
3.50000000 2.00000000
0.00000000 0.50000000
-0.50000000 0.00000000

Sample 2of 2

Input

Output

1.00000000 3.00000000 5.00000000
3.00000000 5.00000000 7.00000000
5.00000000 7.00000000 9.00000000
0.00000000 -1.00000000 -2.00000000
1.00000000 0.00000000 -1.00000000
2.00000000 1.00000000 0.00000000

393B.cpp

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Ln 11·137 BGNU C++20 (64)