diff --git a/hardware_design/190826_solver/design_1.bit b/hardware_design/190826_solver/design_1.bit old mode 100755 new mode 100644 diff --git a/hardware_design/190826_solver/design_1.hwh b/hardware_design/190826_solver/design_1.hwh old mode 100755 new mode 100644 diff --git a/hardware_design/for_pynq_design/led_pin_assignment.xdc b/hardware_design/for_pynq_design/led_pin_assignment.xdc old mode 100755 new mode 100644 diff --git a/hardware_design/for_pynq_design/pynq_revC.tcl b/hardware_design/for_pynq_design/pynq_revC.tcl old mode 100755 new mode 100644 diff --git a/hardware_design/source_code/param.hpp b/hardware_design/source_code/param.hpp old mode 100755 new mode 100644 diff --git a/hardware_design/source_code/solver.cpp b/hardware_design/source_code/solver.cpp old mode 100755 new mode 100644 diff --git a/hardware_design/source_code/solver.hpp b/hardware_design/source_code/solver.hpp old mode 100755 new mode 100644 diff --git a/hardware_design/test_bench/io.cpp b/hardware_design/test_bench/io.cpp old mode 100755 new mode 100644 diff --git a/hardware_design/test_bench/io.hpp b/hardware_design/test_bench/io.hpp old mode 100755 new mode 100644 diff --git a/hardware_design/test_bench/main.cpp b/hardware_design/test_bench/main.cpp old mode 100755 new mode 100644 diff --git a/hardware_design/test_bench/sample_Q.txt b/hardware_design/test_bench/sample_Q.txt old mode 100755 new mode 100644 diff --git a/hardware_design/test_bench/tools.cpp b/hardware_design/test_bench/tools.cpp old mode 100755 new mode 100644 diff --git a/hardware_design/test_bench/tools.hpp b/hardware_design/test_bench/tools.hpp old mode 100755 new mode 100644