```
│               const suffixStrings = buildSuffixStringTable(query, suffixOrder)
│               const suffixStringTable = world.table(160, 180, size, size, suffixStrings)
│+
│+              let color = 0
│               for (var i = 0 ; i < nl ; i++) {
│+
│+                if (i >= 1) {
│+                  const sub1 = query.substr(suffixOrder[i])
│+                  const sub2 = query.substr(suffixOrder[i-1])
│+                  if (sub1.substr(0, k / 2) != sub2.substr(0, k / 2)) {
│+                    color = 1 - color
│+                  }
│+                }
│+
│                 for (var j = 0 ; j < k ; j++) {
│                   if (j < suffixStrings[i].length) {
│                     if (j < k / 2) {
│-                      suffixStringTable.setStyle(i, j, 'fill', '#ccf')
│+                      suffixStringTable.setStyle(i, j, 'fill', color === 0 ? '#ccf' : '#cfc')
│                     } else {
│                       suffixStringTable.setStyle(i, j, 'fill', '#fcc')
│                     }
│@@ -129,10 +140,6 @@
│               world.remove(suffixStringTable)
│             }
│
│-            if (k > nl) {
│-              break;
│-            }
│-
│             const subStringWithIndex = []
│             for (var i = 0 ; i < nl ; i++) {
│               const suffix = query.substr(i)
│@@ -163,6 +170,10 @@
│
│               yield("p")
│
│+              if (k > nl) {
│+                break;
│+              }
│+
│               world.remove(suffixStringTable)
│             }
```