
# L
4 5
  1   0  -1   1   0    # +j \le +N 
  1  -1   1   0  -1    # +i -j \le -1
  1   1   1  -1  -1    # +i +j \ge +N +1
  1   0   0   0   1    # No i, j

# D12
4 5
  1   1   1  -1  -1    # +i +j \ge +N +1
  1   1  -2   0  -1    # +i -2j \ge +1
  1  -1   0   1   0    # +i \le +N 
  1   0   0   0   1    # No i, j

# D21
4 5
  1  -1   1   0  -1    # +i -j \le -1
  1   2   1  -1  -1    # +2i +j \ge +N +1
  1  -1  -1   1   0    # +i +j \le +N 
  1   0   0   0   1    # No i, j
# E1,0
# E
4 5
  0   1   0   0   0    # +i = 
  0   0   1   0   0    # +j = 
  1   0   0   1   0    # No i, j
  1   0   0   0   1    # No i, j

# empty C2

# empty C3
# DC1,0
# DCl
5 5
  1   1   1  -1  -1    # +i +j \ge +N +1
  1  -1   0   1   0    # +i \le +N 
  1  -2   3   0  -1    # +2i -3j \le -1
  1   1  -1   0   0    # +i -j \ge 
  1   0   0   0   1    # No i, j
# DCl1,1
# DClk
5 5
  1  -1  -1   1   0    # +i +j \le +N 
  1   0   1   0   0    # +j \ge 
  1   2   1  -1  -1    # +2i +j \ge +N +1
  1   1  -2   0  -1    # +i -2j \ge +1
  1   0   0   0   1    # No i, j
# DCl1,2
# DClk
5 5
  1  -2  -1   1   0    # +2i +j \le +N 
  1   1   0   0   0    # +i \ge 
  1   3   2  -1  -1    # +3i +2j \ge +N +1
  1  -1   1   0  -1    # +i -j \le -1
  1   0   0   0   1    # No i, j
# DC2,0
# DCl
5 5
  1   1   1  -1  -1    # +i +j \ge +N +1
  1  -1   0   1   0    # +i \le +N 
  1   3  -5   0  -1    # +3i -5j \ge +1
  1  -1   2   0   0    # +i -2j \le 
  1   0   0   0   1    # No i, j
# DCl2,1
# DClk
5 5
  1  -1  -1   1   0    # +i +j \le +N 
  1   1  -1   0   0    # +i -j \ge 
  1   2   1  -1  -1    # +2i +j \ge +N +1
  1  -2   3   0  -1    # +2i -3j \le -1
  1   0   0   0   1    # No i, j
# DCl2,2
# DClk
5 5
  1  -2  -1   1   0    # +2i +j \le +N 
  1   0   1   0   0    # +j \ge 
  1   3   2  -1  -1    # +3i +2j \ge +N +1
  1   1  -2   0  -1    # +i -2j \ge +1
  1   0   0   0   1    # No i, j
# DCl2,3
# DClk
5 5
  1  -3  -2   1   0    # +3i +2j \le +N 
  1   1   0   0   0    # +i \ge 
  1   5   3  -1  -1    # +5i +3j \ge +N +1
  1  -1   1   0  -1    # +i -j \le -1
  1   0   0   0   1    # No i, j
# ATTENTION : reste de C (non parcouru) ci-dessous :
# C
5 5
  1   0   1   0   0    # +j \ge 
  1   1   0   0  -1    # +i \ge +1
  1  -3  -2   1   0    # +3i +2j \le +N 
  1   1  -1   0   0    # +i -j \ge 
  1   0   0   0   1    # No i, j
5 5
  1   1   0   0  -1    # +i \ge +1
  1  -2  -1   1   0    # +2i +j \le +N 
  1  -1   2   0   0    # +i -2j \le 
  1   1  -1   0   0    # +i -j \ge 
  1   0   0   0   1    # No i, j
5 5
  1  -1  -1   1   0    # +i +j \le +N 
  1   1   0   0  -1    # +i \ge +1
  1   2  -3   0   0    # +2i -3j \ge 
  1  -1   2   0   0    # +i -2j \le 
  1   0   0   0   1    # No i, j
#context
1 3
  1   1  -3 
