set difficulty fork height and guess

README.md

@@ -94,6 +94,7 @@ Dates are provided in the format YYYY-MM-DD.
 | ------------------------------ | -----------| ----------------- | ---------------------- | -------------------------- | ---------------------------------------------------------------------------------- |
 | 1                              | 2018-04-01 | v7                | v0.1.0.0               | v0.1.0.0                  | Cryptonight variant 1, ringsize >= 8, sorted inputs
 | 6969                           | 2018-04-24 | v8                | v0.2.0.0               | v0.2.0.0                  | Bulletproofs, LWMA difficulty algorithm, ringsize >= 10, reduce unlock to 4
+| 56269                          | 2018-10-06 | v9                | v0.3.0.0               | v0.3.0.0                  | Cryptonight variant 2, LWMA v2, ringsize = 22, XXX
 
 X's indicate that these details have not been determined as of commit date.
 

src/cryptonote_config.h

@@ -81,8 +81,8 @@
 #define DIFFICULTY_CUT                                  60  // timestamps to cut after sorting
 #define DIFFICULTY_BLOCKS_COUNT_V2                      DIFFICULTY_WINDOW_V2 + 1 // added +1 to make N=N
 #define DIFFICULTY_BLOCKS_COUNT                         DIFFICULTY_WINDOW + DIFFICULTY_LAG
-#define DIFFICULTY_HEIGHT                               55000 // v9 fork height
-#define DIFFICULTY_GUESS                                100000000 // 100m
+#define DIFFICULTY_HEIGHT                               56269 // v9 fork height
+#define DIFFICULTY_GUESS                                40000000 // difficulty at fork 40m
 #define DIFFICULTY_MINIMUM                              10000000 // minimum difficulty set to 10m
 #define DIFFICULTY_TESTNET_HEIGHT                       100
 #define DIFFICULTY_TESTNET_GUESS                        5069