@@ -1,5 +1,5 @@ 
 # ignore nand2tetris testing files
-projects/*/*.cmp
-projects/*/*.tst
-projects/*/*.out
+*.cmp
+*.tst
+*.out
 

@@ -14,5 +14,6 @@ IN in, load;
     OUT out;
 
     PARTS:
-    // Put your code here:
+    Mux(a=out2, b=in, sel=load, out=mux-out);
+    DFF(in=mux-out, out=out2, out=out);
 }

@@ -16,5 +16,11 @@ IN in[16],load,inc,reset;
     OUT out[16];
 
     PARTS:
-    // Put your code here:
+    Mux16(a=out2, b=inc-out, sel=inc, out=mux-inc);
+    Mux16(a=mux-inc, b=in, sel=load,  out=mux-load);
+    Mux16(a=mux-load, b=false, sel=reset, out=mux-reset);
+
+    Register(in=mux-reset, load=true, out=out2, out=out);
+
+    Inc16(in=out2, out=inc-out);
 }

@@ -0,0 +1,12 @@ 
+
+# Progress
+
+## TODO
+RAM64
+RAM8
+
+## DONE
+Bit
+PC
+Register
+

@@ -14,5 +14,20 @@ IN in[16], load;
     OUT out[16];
 
     PARTS:
-    // Put your code here:
+    Bit(in=in[0], load=load, out=out[0]);
+    Bit(in=in[1], load=load, out=out[1]);
+    Bit(in=in[2], load=load, out=out[2]);
+    Bit(in=in[3], load=load, out=out[3]);
+    Bit(in=in[4], load=load, out=out[4]);
+    Bit(in=in[5], load=load, out=out[5]);
+    Bit(in=in[6], load=load, out=out[6]);
+    Bit(in=in[7], load=load, out=out[7]);
+    Bit(in=in[8], load=load, out=out[8]);
+    Bit(in=in[9], load=load, out=out[9]);
+    Bit(in=in[10], load=load, out=out[10]);
+    Bit(in=in[11], load=load, out=out[11]);
+    Bit(in=in[12], load=load, out=out[12]);
+    Bit(in=in[13], load=load, out=out[13]);
+    Bit(in=in[14], load=load, out=out[14]);
+    Bit(in=in[15], load=load, out=out[15]);
 }

@@ -0,0 +1,10 @@ 
+
+# Progress
+
+## TODO
+RAM16K
+RAM4K
+RAM512
+
+## DONE
+