device transfer

u2Vector.zig

@@ -32,23 +32,42 @@ pub fn print(writer: anytype, num: complexNumber) !void {
 pub fn main() !void {
     const writer = std.io.getStdOut().writer();
 
-    const num: complexNumber = complexNumber{.real = 1, .img = 2};
+    // Add
-    try print(writer, num);
-    try writer.print("\n", .{});
-
     var num1: complexNumber = complexNumber{.real = 1, .img = 2};
     const num2: complexNumber = complexNumber{.real = 2, .img = 3};
     
-    try writer.print("Num1: ", .{});
+    try writer.print("Add: \n", .{});
-    try print(writer, num1);
-    try writer.print("\n", .{});
-
     try print(writer, num1);
     try writer.print(" + ", .{});
     try print(writer, num2);
     try writer.print(" = ", .{});
     add(&num1, num2);
-    
     try print(writer, num1);
     try writer.print("\n", .{});
+    
+    // Sub
+    var num3: complexNumber = complexNumber{.real = 4, .img = 6};
+    const num4: complexNumber = complexNumber{.real = 2, .img = 4};
+    
+    try writer.print("Sub: \n", .{});
+    try print(writer, num3);
+    try writer.print(" - ", .{});
+    try print(writer, num4);
+    try writer.print(" = ", .{});
+    sub(&num3, num4);
+    try print(writer, num3);
+    try writer.print("\n", .{});
+    
+    // Mul
+    var num5: complexNumber = complexNumber{.real = 2, .img = 3};
+    const num6: complexNumber = complexNumber{.real = 4, .img = 5};
+    
+    try writer.print("Mul: \n", .{});
+    try print(writer, num5);
+    try writer.print(" * ", .{});
+    try print(writer, num6);
+    try writer.print(" = ", .{});
+    mul(&num5, num6);
+    try print(writer, num5);
+    try writer.print("\n", .{});
 }

u2VectorSelf.zig

@@ -0,0 +1,27 @@
+const std = @import("std");
+
+const ComplexNumber = struct {
+    const writer: std.io.Writer(std.io.OutStream) = std.io.getStdOut().writer();
+    real: i32,
+    img: i32,
+    
+    pub fn init(self: ComplexNumber, real: i32, img: i32) void {
+        self.real = real;
+        self.img = img;
+    }
+    
+    fn print(self: ComplexNumber) void {
+        try writer.print("({d} + {d})", .{self.real, self.img});
+    }
+    
+    fn add(self: ComplexNumber, other: ComplexNumber) void {
+        self.real = self.real + other.real;
+        self.img = self.img + other.img;
+    }
+};
+
+pub fn main() void {
+    var num1: ComplexNumber = undefined;
+    num1.init(1,2);
+    num1.print();
+}