# TopCoder

$\huge 南ことり$

100.0% (24/24)

76.7% (46/60)

rn, cn <= 50

2 5
1 0 4 -1 7
2 -9 -3 2 2
3 3
1 1 1
1 1 1
1 1 1
1 1
-1

11
9
-1

# Hints

2015/7/28 測資修復，感謝青い猫