fmt
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64429bfaf2
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2c3e222620
2 changed files with 64 additions and 41 deletions
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@ -45,55 +45,66 @@ pub fn solve() {
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})
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.collect();
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let mut current: HashSet<(usize,usize)> = seeds_raw.chunks(2)
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.map(|arr| (arr[0], arr[0]+arr[1]-1))
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let mut current: HashSet<(usize, usize)> = seeds_raw
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.chunks(2)
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.map(|arr| (arr[0], arr[0] + arr[1] - 1))
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.collect();
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let mut gen: HashSet<(usize,usize)>;
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let mut gen: HashSet<(usize, usize)>;
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for ranges in maps_ranges.iter() {
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let next = ranges.clone();
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gen = HashSet::<(usize,usize)>::new();
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gen = HashSet::<(usize, usize)>::new();
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let mut not_yet_mapped = current.clone();
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for map in next {
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let mut tmp = HashSet::<(usize,usize)>::new();
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for (s,e) in not_yet_mapped.clone().iter() {
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if map[1] < *s && map[1]+map[2] >= *s && map[1]+map[2] <= *e { // left
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let len = map[1]+map[2] - *s;
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let mut tmp = HashSet::<(usize, usize)>::new();
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for (s, e) in not_yet_mapped.clone().iter() {
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if map[1] < *s && map[1] + map[2] >= *s && map[1] + map[2] <= *e {
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// left
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let len = map[1] + map[2] - *s;
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let dest = map[0] + (*s - map[1]);
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gen.insert((dest, dest+len));
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tmp.insert((*s+len, *e));
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} else if map[1] >= *s && map[1] <= *e && map[1]+map[2] > *e { // right
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gen.insert((dest, dest + len));
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tmp.insert((*s + len, *e));
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} else if map[1] >= *s && map[1] <= *e && map[1] + map[2] > *e {
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// right
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let len = *e - map[1];
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let dest = map[0];
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gen.insert((dest,dest+len));
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tmp.insert((*s, *e-len));
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} else if map[1] >= *s && map[1]+map[2] <= *e { // inner
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gen.insert((dest, dest + len));
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tmp.insert((*s, *e - len));
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} else if map[1] >= *s && map[1] + map[2] <= *e {
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// inner
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let len = map[2];
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let dest = map[0];
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gen.insert((dest,dest+len));
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gen.insert((dest, dest + len));
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tmp.insert((*s, map[1]));
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tmp.insert((map[1]+map[2], *e));
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} else if map[1] < *s && map[1]+map[2] > *e { // outer
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let len = *e-*s;
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tmp.insert((map[1] + map[2], *e));
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} else if map[1] < *s && map[1] + map[2] > *e {
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// outer
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let len = *e - *s;
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let dest = map[0] + (*s - map[1]);
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gen.insert((dest,dest+len));
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gen.insert((dest, dest + len));
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} else {
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tmp.insert((*s,*e));
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tmp.insert((*s, *e));
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}
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}
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not_yet_mapped = tmp;
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}
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not_yet_mapped.iter().for_each(|v| {gen.insert(*v);});
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not_yet_mapped.iter().for_each(|v| {
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gen.insert(*v);
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});
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current = gen;
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}
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let mut arr = current.iter().filter(|(s,e)| *s != *e).map(|(s,_)| *s).collect::<Vec::<usize>>();
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let mut arr = current
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.iter()
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.filter(|(s, e)| *s != *e)
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.map(|(s, _)| *s)
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.collect::<Vec<usize>>();
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arr.sort();
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println!("Result 2: {}", arr[0]);
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@ -118,7 +129,7 @@ fn parse_maps(seeds_arc: &Arc<Mutex<Vec<usize>>>, seeds_len: usize, contents: &V
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let mut seeds = seeds_arc.lock().unwrap();
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if seeds[i] >= range_start && seeds[i] <= range_end {
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seeds[i] = ranges[j][0] + (seeds[i] - range_start);
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break
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break;
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}
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}
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})
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@ -6,44 +6,56 @@ pub fn solve() {
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let contents = fs::read_to_string(path).expect("I/O error, wrong path?");
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//let contents = BufReader::new(fs::File::open(path).expect("I/O error, wrong path?"));
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let times: Vec<usize> = contents.lines().next().unwrap().split_whitespace().skip(1).map(|s| s.parse::<usize>().unwrap()).collect();
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let records: Vec<usize> = contents.lines().skip(1).next().unwrap().split_whitespace().skip(1).map(|s| s.parse::<usize>().unwrap()).collect();
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let times: Vec<usize> = contents
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.lines()
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.next()
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.unwrap()
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.split_whitespace()
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.skip(1)
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.map(|s| s.parse::<usize>().unwrap())
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.collect();
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let records: Vec<usize> = contents
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.lines()
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.skip(1)
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.next()
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.unwrap()
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.split_whitespace()
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.skip(1)
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.map(|s| s.parse::<usize>().unwrap())
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.collect();
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let distances: Vec<Vec<usize>> = times
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.iter()
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.map(|t| {
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(0..*t).map(|load_t| {
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load_t * (t-load_t)
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})
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.collect::<Vec::<usize>>()
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(0..*t)
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.map(|load_t| load_t * (t - load_t))
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.collect::<Vec<usize>>()
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})
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.collect();
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let result: usize = distances.iter()
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let result: usize = distances
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.iter()
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.enumerate()
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.map(|(i, dist)| {
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dist.iter()
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.filter(|d| **d > records[i])
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.count()
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})
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.map(|(i, dist)| dist.iter().filter(|d| **d > records[i]).count())
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.product();
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println!("Result 1: {}", result);
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let act_time: usize = times.iter()
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let act_time: usize = times
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.iter()
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.map(|t| t.to_string())
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.collect::<String>()
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.parse()
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.unwrap();
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let act_record: usize = records.iter()
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let act_record: usize = records
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.iter()
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.map(|t| t.to_string())
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.collect::<String>()
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.parse()
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.unwrap();
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let result: usize = (0..act_time).map(|load_t| {
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load_t * (act_time-load_t)
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})
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let result: usize = (0..act_time)
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.map(|load_t| load_t * (act_time - load_t))
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.filter(|d| *d > act_record)
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.count();
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