Print a # at the end of each line

src/one-body-sample.cc

@@ -416,8 +416,13 @@ int main(int argc, char *argv[]) {
         }
         if (state_fpi > 1) {
           double const correctionNorm = energyNorm.diff(u_saved, u);
-          if (correctionNorm < fixedPointTolerance)
+          if (correctionNorm < fixedPointTolerance) {
+            if (parset.get<bool>("printProgress")) {
+              std::cerr << '#';
+              std::cerr.flush();
+            }
             break;
+          }
         }
         if (state_fpi == state_fpi_max)
           DUNE_THROW(Dune::Exception, "FPI failed to converge");