aboutsummaryrefslogtreecommitdiff
path: root/find_player_zero_one_loss.rs
diff options
context:
space:
mode:
Diffstat (limited to 'find_player_zero_one_loss.rs')
-rw-r--r--find_player_zero_one_loss.rs14
1 files changed, 0 insertions, 14 deletions
diff --git a/find_player_zero_one_loss.rs b/find_player_zero_one_loss.rs
deleted file mode 100644
index a0ae44e..0000000
--- a/find_player_zero_one_loss.rs
+++ /dev/null
@@ -1,14 +0,0 @@
-use std::collections::BTreeMap;
-struct Solution;
-
-impl Solution {
- pub fn find_winners(matches: Vec<Vec<i32>>) -> Vec<Vec<i32>> {
- let mut lost: BTreeMap<i32, i32> = matches.into_iter().fold(BTreeMap::new(), |mut hm, m| {
- hm.entry(m[0]).or_insert(0);
- *hm.entry(m[1]).or_insert(0) += 1;
- hm
- });
- return vec![lost.iter().filter(|(_, l)| **l == 0).map(|(&i, _)| i).collect(),
- lost.iter().filter(|(_, l)| **l == 1).map(|(&i, _)| i).collect()];
- }
-}