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COUNTING NEGATIVE NUMBERS

 AREA data1,data,readonly
 DCD 2,3,-4,-5
num equ 0x80000000
 AREA data2,data
 SPACE 1
 AREA prog,code,readonly
 ENTRY
 ldr r4,=num
 mov r3,#4
 ldr r0,=data1
up ldr r1,[r0],#4
 tst r1,r4
 beq skp
 add r5,#1
skp subs r3,#1
 bne up
 ldr r0,=data2
 str r5,[r0]
s b s
 END 

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