push {r0-r5, lr}
ldr r0, .wusler1
ldr r0, [r0]
ldr r1, .wusler2
ldrb r2, [r1]
mov r4, #0x5
ldrb r3, [r1]
cmp r3, #0x2 
bgt .unterfunktion4
ldrh r2, [r0, #0x4]
mul r3, r3, r4
lsr r2, r3
main:
cmp r2, #0x7F
bgt .unterfunktion1
cmp r2, #0x3F
bgt .unterfunktion2
cmp r2, #0x1F
bgt .unterfunktion3
strh r2, [r1]
pop {r0-r5, pc}

.wusler1:
.word 0x0203f414
.wusler2:
.word 0x020370C2
.unterfunktion1:
sub r2, r2, #0x80
b main
.unterfunktion2:
sub r2, r2, #0x40
b main
.unterfunktion3:
sub r2, r2, #0x20
b main
.unterfunktion4:
ldrb r5, [r0, #0x5]
lsr r5, #0x7
ldrh r2, [r0, #0x6]
lsl r2, #0x1
add r2, r2, r5
sub r3, r3, #0x3
mul r3, r3, r4
lsr r2, r3
b main