mers/examples/advent_of_code/2022/day4a.mers
2023-06-07 21:14:22 +02:00

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input := fs_read("/tmp/pin.txt").assume_no_enum().bytes_to_string().assume_no_enum()
fn get_pair(s string) {
list := s.regex("[^-]+").assume_no_enum()
[
list.get(0).assume1("A").parse_int().assume1("a")
list.get(1).assume1("B").parse_int().assume1("b")
]
}
count := 0
for pair input.regex(".+").assume_no_enum() {
s := pair.regex("[^,]*").assume_no_enum()
s1 := get_pair(s.get(0).assume1("bb"))
s2 := get_pair(s.get(1).assume1("aa"))
if { s1.0 <= s2.0 && s1.1 >= s2.1 } || { s1.0 >= s2.0 && s1.1 <= s2.1 } {
&count = count + 1
}
}
println("count: " + count.to_string())