feat: toy tutorial chapter 3.

Signed-off-by: jackfiled <xcrenchangjun@outlook.com>

examples/reshape_reshape.hello

@@ -0,0 +1,6 @@
+def main() {
+  var a<2,1> = [1, 2];
+  var b<2,1> = a;
+  var c<2,1> = b;
+  print(c);
+}

examples/transpose_transpose.hello

@@ -0,0 +1,3 @@
+def transpose_transpose(x) {
+  return transpose(transpose(x));
+}