Исправлено переполнение при умножении

1 files changed, 6 insertions, 6 deletions

diff --git a/sem2/src/mpn.rs b/sem2/src/mpn.rs
index b9816a3..d68177c 100644
--- a/sem2/src/mpn.rs
+++ b/sem2/src/mpn.rs
@@ -153,18 +153,18 @@ impl Mul for Number {
         let mut digits = vec![0; n + m];
 
         for j in 0..m {
-            let vj = other.digits[j];
+            let vj = other.digits[j] as usize;
             if vj == 0 {
                 digits[n + j] = 0;
             } else {
                 let mut k = 0;
                 for i in 0..n {
-                    let ui = self.digits[i];
-                    let t = ui * vj + digits[i + j] + k;
-                    digits[i + j] = t % self.radix as u8;
-                    k = t / self.radix as u8;
+                    let ui = self.digits[i] as usize;
+                    let t = ui * vj + digits[i + j] as usize + k;
+                    digits[i + j] = (t % self.radix) as u8;
+                    k = t / self.radix;
                 }
-                digits[n + j] = k;
+                digits[n + j] = k as u8;
             }
         }
         return Number {