Fixed #3812 / Fixed #3813

core/src/mindustry/io/TypeIO.java

@@ -547,6 +547,22 @@ public class TypeIO{
         return read.b(new byte[length]);
     }
 
+    public static void writeInts(Writes write, int[] ints){
+        write.s((short)ints.length);
+        for(int i : ints){
+            write.i(i);
+        }
+    }
+
+    public static int[] readInts(Reads read){
+        short length = read.s();
+        int[] out = new int[length];
+        for(int i = 0; i < length; i++){
+            out[i] = read.i();
+        }
+        return out;
+    }
+
     public static void writeTraceInfo(Writes write, TraceInfo trace){
         writeString(write, trace.ip);
         writeString(write, trace.uuid);