[Cleanup] Cosmetics

src/one-body-sample.cc

@@ -499,17 +499,15 @@ int main(int argc, char *argv[]) {
         timeSteppingScheme->extractVelocity(v);
 
         iterationWriter << iterationCounter << " ";
-        if (printProgress) {
-          std::cerr << '.';
-          std::cerr.flush();
-        }
+        if (printProgress)
+          (std::cerr << '.').flush();
+
         if (state_fpi > 1) {
           double const correctionNorm = velocityEnergyNorm.diff(u_saved, u);
           if (correctionNorm < fixedPointTolerance) {
-            if (printProgress)) {
-                std::cerr << '#';
-                std::cerr.flush();
-              }
+            if (printProgress)
+              (std::cerr << '#').flush();
+
             break;
           }
         }