PIVector reshape... not works

main.cpp

@@ -62,33 +62,8 @@ PICout operator <<(PICout s, const ConstChars & v) {
 }
 
 int main(int argc, char * argv[]) {
-//	const char * dd = "12345";
-//	char text[]{ "hello" };
-//	ConstChars s("test");
-//	piCout << s;
-//	ConstChars s2;
-//	piCout << s2;
-//	s2 = s;
-//	piCout << s2;
-//	s2 = text;
-//	s = s2;
-//	piCout << s << s2;
-////	s2 = s;
-//	text[1] = '0';
-//	piCout << text;
-//	piCout << s << s2 << ConstChars(text, 3);
-////	piCout << s << s2;
-////	PIString ss(s.data(), s.length());
-////	piCout << ss;
-//	PICout(PICoutManipulators::DefaultControls | PICoutManipulators::AddQuotes) << PIString(dd);
-
-//	piCout << PIString::fromUTF8("test");
-//	piCout << PIString::fromUTF8("бюд\n");
-//	piCout.writePIString(PIString::fromUTF8("test\n"));
-//	piCout.writePIString(PIString::fromUTF8("бюд\n"));
-//	piCout << "бюд\n";
-	PIVector<int> v{1, 2, 3, 4, 5};
-	int s = v.reduce<int>([](int e, int acc){return acc + e;});
-	piCout << s; // 15
+	PIVector<int> v{1, 2, 3, 4};
+	PIVector<PIVector<int>> v2 = v.reshape(2,2, ReshapeByRow);
+	piCout << v2;
 	return 0;
 }