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data segment
src db "MADAM$"
dst db 5 dup("$")
n db 5
m1 db "Palindrome$"
m2 db "Not Palindrome$"
data ends
 
code segment
assume cs:code,ds:data
start:  mov ax,data
        mov ds,ax
        lea si,src
        lea di,dst
        add si,4
        mov cl,n
    l1: mov al,[si]
        mov [di],al
        inc si
        dec di
        dec cl
        jmp l1
 
        lea si,src
        lea di,dst
        mov cl,n
     l2:mov al,[si]
        cmp al,[di]
        jne l3
        inc si
        inc di
        dec cl
        jmp l2
 
        lea dx,m1
        mov ah,09h
        int 21h
        jmp lst
 
  l3:   lea dx,m2
        mov ah,09h
        int 21h
    lst:mov ah,4ch
        int 21h
 
        code ends
        end start
 

prog.asm:1: error: parser: instruction expected
prog.asm:3: error: comma expected after operand 1
prog.asm:7: error: symbol `data' redefined
prog.asm:7: error: parser: instruction expected
prog.asm:9: error: parser: instruction expected
prog.asm:10: error: parser: instruction expected
prog.asm:17: error: impossible combination of address sizes
prog.asm:17: error: invalid effective address
prog.asm:18: error: impossible combination of address sizes
prog.asm:18: error: invalid effective address
prog.asm:27: error: impossible combination of address sizes
prog.asm:27: error: invalid effective address
prog.asm:28: error: impossible combination of address sizes
prog.asm:28: error: invalid effective address
prog.asm:46: error: symbol `code' redefined
prog.asm:46: error: parser: instruction expected
prog.asm:47: error: parser: instruction expected
ld: cannot find prog.o: No such file or directory

Standard output is empty