A-M baby

Task/Matrix-transposition/D/matrix-transposition-2.d

@@ -0,0 +1,13 @@
+import std.stdio, std.algorithm, std.range;
+
+auto transpose(T)(in T[][] m) /*pure nothrow*/ {
+    return iota(m[0].length).map!(i => transversal(m, i))();
+}
+
+void main() {
+    enum M = [[10, 11, 12, 13],
+              [14, 15, 16, 17],
+              [18, 19, 20, 21]];
+    /*immutable*/ auto T = transpose(M);
+    writefln("%(%(%2d %)\n%)", T);
+}