Update README.md

sequence mutualisation

README.md

@@ -30,8 +30,14 @@ syntaxe is: compiler file1 [file2] [options]
 
 ; this will generate transitions from sprites 0,1,2,3,4..., 62 to sprites 1,2,3,4,5...,63
 
-compiler asteroids16x16x64.bin asteroids16x16x64.bin -idx 0,62 -idx 1,63 -l astroide -d >  astro.asm
+compiler asteroids16x16x64.bin asteroids16x16x64.bin -idx 0-62 -idx 1-63 -l astroide -d >  astro.asm
 
 ; this will generate the transition from sprite 63 to sprite 0
 
 compiler asteroids16x16x64.bin asteroids16x16x64.bin -idx 63   -idx 0    -l astroide -d >> astro.asm
+
+; you can mutualise both lines like this
+
+; first sequence to 0 from 63, destination sequence from 1 to 63 + 0 at the end!
+
+compiler asteroids16x16x64.bin asteroids16x16x64.bin -idx 0-63   -idx 1-63,0    -l astroide -d > astro.asm