From 2b8b3a9ef989d2238e640bf8d25ab986cad4177f Mon Sep 17 00:00:00 2001
From: Nagata Kana <ngtkana@gmail.com>
Date: Wed, 3 Apr 2024 04:53:14 +0900
Subject: [PATCH] lint

---
 libs/suffix_sum/src/lib.rs | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/libs/suffix_sum/src/lib.rs b/libs/suffix_sum/src/lib.rs
index c5ddcb48..e0b9cfd3 100644
--- a/libs/suffix_sum/src/lib.rs
+++ b/libs/suffix_sum/src/lib.rs
@@ -132,7 +132,7 @@ impl<O: Op> SuffixSum2d<O> {
         let (i0, i1) = open(i, self.values.len() - 1);
         let (j0, j1) = open(j, self.values[0].len());
         assert!(i0 <= i1 && i1 < self.values.len());
-        assert!(j0 <= j1 && j1 <= self.values.get(0).map_or(0, |v| v.len()));
+        assert!(j0 <= j1 && j1 <= self.values.get(0).map_or(0, Vec::len));
         O::div(
             &O::mul(&self.values[i0][j0], &self.values[i1][j1]),
             &O::mul(&self.values[i0][j1], &self.values[i1][j0]),
@@ -147,9 +147,9 @@ impl<O: Op> SuffixSum2d<O> {
         let mut values = self.values.clone();
         let h = values.len();
         let w = values[0].len();
-        for i in 0..h {
+        for values in &mut values {
             for j in 0..w - 1 {
-                values[i][j] = O::div(&values[i][j], &values[i][j + 1]);
+                values[j] = O::div(&values[j], &values[j + 1]);
             }
         }
         for i in 0..h - 1 {
@@ -182,7 +182,7 @@ where
 impl<O: Op> From<Vec<Vec<O::Value>>> for SuffixSum2d<O> {
     fn from(mut values: Vec<Vec<O::Value>>) -> Self {
         let h = values.len();
-        let w = values.get(0).map_or(0, |v| v.len());
+        let w = values.get(0).map_or(0, Vec::len);
         values.push(repeat_with(O::identity).take(w).collect());
         for values in &mut values {
             values.push(O::identity());