diff --git a/.будущее.swp b/.будущее.swp
new file mode 100644
index 0000000..539086c
Binary files /dev/null and b/.будущее.swp differ
diff --git a/iOS/app/MMMemory.xcodeproj/project.pbxproj b/iOS/app/MMMemory.xcodeproj/project.pbxproj
index f27b9e8..46589d3 100644
--- a/iOS/app/MMMemory.xcodeproj/project.pbxproj
+++ b/iOS/app/MMMemory.xcodeproj/project.pbxproj
@@ -9,6 +9,7 @@
 /* Begin PBXBuildFile section */
 		1F083A14C69F20A6BA92A63E /* AppDelegate.swift in Sources */ = {isa = PBXBuildFile; fileRef = F16A7DD61EF6CD4FB4E3DE25 /* AppDelegate.swift */; };
 		3D03666F3BC2B1F2CBB49530 /* Main.SectionSelection.swift in Sources */ = {isa = PBXBuildFile; fileRef = 6D5F2B2E3A26F03F6825608E /* Main.SectionSelection.swift */; };
+		3EA747EF132EF00B60CE3BA8 /* memorySide.swift in Sources */ = {isa = PBXBuildFile; fileRef = 17E6ABD013AB08F7DF11C069 /* memorySide.swift */; };
 		79FB208C9DADDA6179E588C3 /* Main.SectionGrid.swift in Sources */ = {isa = PBXBuildFile; fileRef = 9AC22F19366076CF4168BFBD /* Main.SectionGrid.swift */; };
 		89086E3972F560A9A1A76CE4 /* Model.swift in Sources */ = {isa = PBXBuildFile; fileRef = 9C71EDBDFFDBC96F6E8E7762 /* Model.swift */; };
 		A8118182ABE97FA935A1A4F9 /* model.iOS.swift in Sources */ = {isa = PBXBuildFile; fileRef = E3A95F2FA5C43AF82C7A97FC /* model.iOS.swift */; };
@@ -21,6 +22,7 @@
 
 /* Begin PBXFileReference section */
 		0DF762100A8EDF105B6E136D /* Main.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Main.swift; sourceTree = "<group>"; };
+		17E6ABD013AB08F7DF11C069 /* memorySide.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = memorySide.swift; sourceTree = "<group>"; };
 		4E32B0495E4BCEA4EE0508D4 /* LaunchScreen.storyboard */ = {isa = PBXFileReference; lastKnownFileType = file.storyboard; path = LaunchScreen.storyboard; sourceTree = "<group>"; };
 		6D5F2B2E3A26F03F6825608E /* Main.SectionSelection.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Main.SectionSelection.swift; sourceTree = "<group>"; };
 		9AC22F19366076CF4168BFBD /* Main.SectionGrid.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Main.SectionGrid.swift; sourceTree = "<group>"; };
@@ -34,6 +36,15 @@
 /* End PBXFileReference section */
 
 /* Begin PBXGroup section */
+		44681273C081F5991624384F /* Swift */ = {
+			isa = PBXGroup;
+			children = (
+				17E6ABD013AB08F7DF11C069 /* memorySide.swift */,
+			);
+			name = Swift;
+			path = ../../shared/Swift;
+			sourceTree = "<group>";
+		};
 		4F93BC5459F4AF4391816D4A /* shared */ = {
 			isa = PBXGroup;
 			children = (
@@ -73,6 +84,7 @@
 			children = (
 				4F93BC5459F4AF4391816D4A /* shared */,
 				667BC26EA8068A9FA707FC02 /* src */,
+				44681273C081F5991624384F /* Swift */,
 				AE7B74413EC292E802CC5C70 /* Products */,
 			);
 			sourceTree = "<group>";
@@ -146,6 +158,7 @@
 				3D03666F3BC2B1F2CBB49530 /* Main.SectionSelection.swift in Sources */,
 				DB1010B8A246D47BEC6B3FA6 /* Main.swift in Sources */,
 				89086E3972F560A9A1A76CE4 /* Model.swift in Sources */,
+				3EA747EF132EF00B60CE3BA8 /* memorySide.swift in Sources */,
 				A8118182ABE97FA935A1A4F9 /* model.iOS.swift in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
diff --git a/iOS/app/MMMemory.xcodeproj/project.xcworkspace/xcuserdata/mk.xcuserdatad/UserInterfaceState.xcuserstate b/iOS/app/MMMemory.xcodeproj/project.xcworkspace/xcuserdata/mk.xcuserdatad/UserInterfaceState.xcuserstate
index 6b331be..8fcc543 100644
Binary files a/iOS/app/MMMemory.xcodeproj/project.xcworkspace/xcuserdata/mk.xcuserdatad/UserInterfaceState.xcuserstate and b/iOS/app/MMMemory.xcodeproj/project.xcworkspace/xcuserdata/mk.xcuserdatad/UserInterfaceState.xcuserstate differ
diff --git a/iOS/app/project.yml b/iOS/app/project.yml
index 4cd13c3..2948c0d 100644
--- a/iOS/app/project.yml
+++ b/iOS/app/project.yml
@@ -8,6 +8,7 @@ targets:
         deploymentTarget: "16.0"
         sources:
             - path: "../src"
+            - path: "../../shared/Swift"
             - path: "../../shared/model.iOS.swift"
         settings:
             base:
diff --git a/shared/Swift/memorySide.swift b/shared/Swift/memorySide.swift
new file mode 100644
index 0000000..6b4fa62
--- /dev/null
+++ b/shared/Swift/memorySide.swift
@@ -0,0 +1,3 @@
+func memorySide() -> Float {
+  return 50
+}
diff --git a/shared/model.iOS.swift b/shared/model.iOS.swift
index 044f484..86e4a9a 100644
--- a/shared/model.iOS.swift
+++ b/shared/model.iOS.swift
@@ -1,7 +1,3 @@
-func memorySide() -> Float {
-  return 50
-}
-
 func memorySpace() -> Float {
   return 20
 }
diff --git a/toSwift b/toSwift
index 077f6bf..a4b082c 100755
--- a/toSwift
+++ b/toSwift
@@ -1,3 +1,41 @@
 #!/usr/bin/env node
 
-console.log("Converting to Swift");
+if (process.argv.length < 4) {
+  console.error("Usage: toSwift SRC DST");
+  process.exit(1);
+}
+
+var fs = require("fs");
+
+let fileSrc = process.argv[2];
+let fileDst = process.argv[3];
+
+let replacements = {
+  "function": "func",
+  "number": "Float",
+  "):": ") ->",
+};
+
+console.log(`Converting '${fileSrc}' to '${fileDst}'`);
+
+var linesDst = [];
+let linesSrc = fs.readFileSync(fileSrc).toString().split(/\r?\n/);
+for (let i in linesSrc) {
+  let ln = linesSrc[i];
+  linesDst.push(convert(ln));
+}
+
+let contentsDst = linesDst.join("\r\n");
+fs.writeFileSync(fileDst, contentsDst);
+
+
+// Functions making decisions.
+
+function convert(line) {
+  var result = line;
+  for (let src in replacements) {
+    let dst = replacements[src];
+    result = result.replace(src, dst);
+  }
+  return result;
+}
diff --git a/будущее b/будущее
index 73197af..c118268 100644
--- a/будущее
+++ b/будущее
@@ -1,8 +1,15 @@
-НАДО:
-* принимать на вход в toSwift аргументы
+01.06: 19.20-
+
 * сообщать Usage
+* принимать на вход в toSwift аргументы
+* вывести файл построчно
+* ввести словарь замен
+
+НАДО:
+* сохранять в файл
 * конвертить memorySide из TS в Swift
 * генерить memorySide.swift
 * генерить остальные функции-константы
+* использовать сгенеренные js и swift в проектах
 * ввести общую библиотеку
 * генерить itemPositions