diff --git a/printinput.asm b/printinput.asm
index 2d32108..3fabc98 100644
--- a/printinput.asm
+++ b/printinput.asm
@@ -10,24 +10,27 @@
 main:
 *   jsr getin
     beq skip
+    cmp #'@
+    beq end
     jsr printbyte
     lda #13		; 换行
     jsr chrout
 skip:
     jmp -
+end:
+    rts
 
 printbyte:
     sta _na
     txa
     pha
-    ldx #7	; 打印8bit
+    ldx #8	    ; 打印8bit
 *   lda #$30	; a = '0'
     asl _na		; 左移一位，溢出到c
-    bcc +		; if(c == 0) goto 下一个星号
-    adc #0		; else a = a + c + 0
-*   jsr chrout	; putchar(a)
+    adc #0		; a = a + c + 0
+    jsr chrout	; putchar(a)
     dex			; x--
-    bne --		; if(x != 0) goto 上两个星号
+    bne -		; if(x != 0) goto 上个星号
     pla
     tax
     rts
\ No newline at end of file
diff --git a/printinput.prg b/printinput.prg
index c694913..2dd683f 100644
Binary files a/printinput.prg and b/printinput.prg differ
diff --git a/snake.prg.p2k.cfg b/snake.prg.p2k.cfg
new file mode 100644
index 0000000..6b6a633
--- /dev/null
+++ b/snake.prg.p2k.cfg
@@ -0,0 +1,22 @@
+# Snake Fumiama
+# C64
+
+#Recalbox's Pad-to-Keyboard configuration
+#Xenon 1 (1983)(IJK Software Ltd).tap 
+#ORIC ATMOS
+
+# Moves
+0:right = down ;; a droite
+0:left = left ;; a gauche
+0:j1right = down ;; a droite
+0:j1left = left ;; a gauche
+
+# Actions
+0:b = up ;; DISENGAGE
+0:a = space  ;; tire
+
+# Menu
+0:l1 = esc ;; retour menu
+0:l2 = V ;; reglage volume
+0:select = I ;; instruction
+0:r1 = S ;; niveau de jeu
\ No newline at end of file