fix: fixed a bug in XORBasis.insert()

a1fredbao · a1fredbao · commit 4fa8a58342a0 · 2025-09-07T21:29:34.000+08:00
diff --git a/src/alfred/math/linear.hpp b/src/alfred/math/linear.hpp
@@ -146,7 +146,6 @@ struct XORBasis {
                 return i;
             } else x ^= p[i];
         }
-        has_zero = true;
         return -1;
     }
     inline T max(T ans = 0) {
