Construction phase redone

test/circuits/componentarray2.circom

@@ -0,0 +1,27 @@
+template Square() {
+    signal input in;
+    signal output out;
+
+    out <== in**2;
+}
+
+template Main(n, nrounds) {
+    signal input in[n];
+    signal output out[n];
+
+    component squares[n][nrounds];
+
+    for (var i=0; i<n; i++) {
+        for (var r=0; r<nrounds; r++) {
+            squares[i][r] = Square();
+            if (r==0) {
+                squares[i][r].in <== in[i];
+            } else {
+                squares[i][r].in <== squares[i][r-1].out;
+            }
+        }
+        squares[i][nrounds-1].out ==> out[i];
+    }
+}
+
+component main = Main(2, 3);