all tasks

Task/Zig-zag-matrix/Java/zig-zag-matrix.java

@@ -0,0 +1,31 @@
+public static int[][] Zig_Zag(final int size)
+{
+ int[][] data = new int[size][size];
+ int i = 1;
+ int j = 1;
+ for (int element = 0; element < size * size; element++)
+ {
+  data[i - 1][j - 1] = element;
+  if ((i + j) % 2 == 0)
+  {
+   // Even stripes
+   if (j < size)
+    j++;
+   else
+    i+= 2;
+   if (i > 1)
+    i--;
+  }
+  else
+  {
+   // Odd stripes
+   if (i < size)
+    i++;
+   else
+    j+= 2;
+   if (j > 1)
+    j--;
+  }
+ }
+ return data;
+}