diff --git a/rap/2.ml b/rap/code/2.ml
similarity index 100%
rename from rap/2.ml
rename to rap/code/2.ml
diff --git a/rap/power_rts.ml b/rap/code/power_rts.ml
similarity index 100%
rename from rap/power_rts.ml
rename to rap/code/power_rts.ml
diff --git a/rap/square.ml b/rap/code/square.ml
similarity index 100%
rename from rap/square.ml
rename to rap/code/square.ml