#!/usr/bin/python2
import argparse
import random

parser = argparse.ArgumentParser(description='Graph instance generator.')

parser.add_argument('-n', type=int, default=1,
                    help='Minimum number of streets')
parser.add_argument('-m', type=int, default=1,
                    help='Minimum number of avenues')
parser.add_argument('-s', type=int, default=1,
                    help='Minimum number of supermarkets')
parser.add_argument('-c', type=int, default=1,
                    help='Minimum number of houses')
parser.add_argument('-N', type=int, default=1,
                    help='Maximum number of streets')
parser.add_argument('-M', type=int, default=1,
                    help='Maximum number of avenues')
parser.add_argument('-S', type=int, default=1,
                    help='Maximum number of supermarkets')
parser.add_argument('-C', type=int, default=1,
                    help='Maximum number of houses')
parser.add_argument('-Z', '--seed', type=int, default=None,
                    help='Seed por the rng')                    
                    
opts = parser.parse_args()

random.seed(opts.seed)
N = random.randint(opts.n, opts.N)
M = random.randint(opts.m, opts.M)
S = random.randint(opts.s, opts.S)
C = random.randint(opts.c, opts.C)

print M, N
print S, C
for _ in range(S):
  print random.randint(1,M), random.randint(1,N)
for _ in range(C):
  print random.randint(1,M), random.randint(1,N)