Improved print

trainer/src/MacaonTrain.cpp

@@ -259,7 +259,7 @@ int MacaonTrain::main()
     for (auto & score : devScores)
     {
       if (computeDevScore)
-        toAdd = fmt::format("{}({}{}),", score.second, util::shrink(fmt::format("{}", std::abs(score.first)),7), score.first >= 0 ? "%" : "");
+        toAdd = fmt::format("{}({}{}),", score.second, util::shrink(fmt::format("{:.2f}", std::abs(score.first)),7), score.first >= 0 ? "%" : "");
       else
         toAdd = fmt::format("{}({}),", score.second, util::shrink(fmt::format("{}", 100.0*score.first),7));
       devScoreMean += score.first;