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with open('4.in') as f:
inp = [tuple(tuple(map(int, elf.split('-'))) for elf in line.rstrip().split(',')) for line in f]
def fully_contains(a, b):
return b[0] >= a[0] and b[1] <= a[1] or a[0] >= b[0] and a[1] <= b[1]
def overlaps(a, b):
return b[0] <= a[0] <= b[1] or b[0] <= a[1] <= b[1] or \
a[0] <= b[0] <= a[1] # or a[0] <= b[1] <= a[1]
print(sum(fully_contains(a, b) for a, b in inp))
print(sum(overlaps(a, b) for a, b in inp))
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