# T3
4 4
1 0 0 0
1 0 0 0
0 0 1 0
0 0 0 1


# T2
4 4
1 0 0 0
1 1 0 0
0 0 1 0
0 0 0 1

# T1
#4 4
#0 1 0 0
#1 0 0 0
#0 0 1 0
#0 0 0 1


# D
4 5
1 1 0 0 -1
1 -1 0 1 0
1 0 1 0 -1
1 0 -1 1 0

# D
4 5
1 1 0 0 -1
1 -1 0 1 0
1 0 1 0 -1
1 0 -1 1 0

1 3
1 1 0
