sha256 done

circuits/sha256/shift.circom

@@ -0,0 +1,14 @@
+
+template ShR(n, r) {
+    signal input in[n];
+    signal output out[n];
+
+    for (var i=0; i<n; i++) {
+        if (i+r >= n) {
+            out[i] <== 0;
+        } else {
+            out[i] <== in[ i+r ];
+        }
+    }
+}
+