CSES - Datatähti 2022 alku

Submission details
Task:	Merkkijono
Sender:	xnor
Submission time:	2021-10-17 23:53:14 +0300
Language:	Assembly
Status:	READY
Result:	100

Feedback
group	verdict	score
#1	ACCEPTED	100

Test results
test	verdict	time
#1	ACCEPTED	0.00 s	details
#2	ACCEPTED	0.00 s	details
#3	ACCEPTED	0.00 s	details
#4	ACCEPTED	0.00 s	details
#5	ACCEPTED	0.00 s	details
#6	ACCEPTED	0.00 s	details
#7	ACCEPTED	0.00 s	details
#8	ACCEPTED	0.00 s	details
#9	ACCEPTED	0.00 s	details
#10	ACCEPTED	0.00 s	details
#11	ACCEPTED	0.00 s	details
#12	ACCEPTED	0.00 s	details
#13	ACCEPTED	0.00 s	details
#14	ACCEPTED	0.00 s	details
#15	ACCEPTED	0.00 s	details
#16	ACCEPTED	0.01 s	details

Code

; the whole text section fits in one 64-byte cache line :D

section .text
global _start
_start:

xor eax, eax
lea rsi, [rel buff]
push 10
pop rdx

exit:
xor edi, edi
syscall

cld
xchg eax, edi
xor ecx, ecx

atoi:
xchg eax, ecx
imul dl
add cl, al
push rsi ; gotta keep that 16 byte align
lodsb
push rsi
sub al, '0'
jnc atoi

pop rdi
pop rsi
mov [rsi], dl ; handle space or null after input number
mov al, 'a'

L1:
    cmp [rsi], dl
    stosb
    movsb
    jne L1
inc eax
loop L1

mov edx, edi
sub edx, esi ; mod 2^32 difference < 2^16
mov al, 1
mov edi, eax
syscall

push 60
pop rax
jmp exit

section .bss
buff:   resb 0x21000

Test details

Test 1

Verdict: ACCEPTED

input
`1` view save

correct output
`a` view save

user output
`a` view save

Test 2

Verdict: ACCEPTED

input
`2` view save

correct output
`bab` view save

user output
`bab` view save

Test 3

Verdict: ACCEPTED

input
`3` view save

correct output
`cbcacbc` view save

user output
`cbcacbc` view save

Test 4

Verdict: ACCEPTED

input
`4` view save

correct output
`dcdbdcdadcdbdcd` view save

user output
`dcdbdcdadcdbdcd` view save

Test 5

Verdict: ACCEPTED

input
`5` view save

correct output
`edecedebedecedeaedecedebedeced...` view save

user output
`edecedebedecedeaedecedebedeced...` view save

Test 6

Verdict: ACCEPTED

input
`6` view save

correct output
`fefdfefcfefdfefbfefdfefcfefdfe...` view save

user output
`fefdfefcfefdfefbfefdfefcfefdfe...` view save

Test 7

Verdict: ACCEPTED

input
`7` view save

correct output
`gfgegfgdgfgegfgcgfgegfgdgfgegf...` view save

user output
`gfgegfgdgfgegfgcgfgegfgdgfgegf...` Truncated

Test 8

Verdict: ACCEPTED

input
`8` view save

correct output
`hghfhghehghfhghdhghfhghehghfhg...` view save

user output
`hghfhghehghfhghdhghfhghehghfhg...` Truncated

Test 9

Verdict: ACCEPTED

input
`9` view save

correct output
`ihigihifihigihieihigihifihigih...` view save

user output
`ihigihifihigihieihigihifihigih...` Truncated

Test 10

Verdict: ACCEPTED

input
`10` view save

correct output
`jijhjijgjijhjijfjijhjijgjijhji...` view save

user output
`jijhjijgjijhjijfjijhjijgjijhji...` Truncated

Test 11

Verdict: ACCEPTED

input
`11` view save

correct output
`kjkikjkhkjkikjkgkjkikjkhkjkikj...` view save

user output
`kjkikjkhkjkikjkgkjkikjkhkjkikj...` Truncated

Test 12

Verdict: ACCEPTED

input
`12` view save

correct output
`lkljlklilkljlklhlkljlklilkljlk...` view save

user output
`lkljlklilkljlklhlkljlklilkljlk...` Truncated

Test 13

Verdict: ACCEPTED

input
`13` view save

correct output
`mlmkmlmjmlmkmlmimlmkmlmjmlmkml...` view save

user output
`mlmkmlmjmlmkmlmimlmkmlmjmlmkml...` Truncated

Test 14

Verdict: ACCEPTED

input
`14` view save

correct output
`nmnlnmnknmnlnmnjnmnlnmnknmnlnm...` view save

user output
`nmnlnmnknmnlnmnjnmnlnmnknmnlnm...` Truncated

Test 15

Verdict: ACCEPTED

input
`15` view save

correct output
`onomonolonomonokonomonolonomon...` view save

user output
`onomonolonomonokonomonolonomon...` Truncated

Test 16

Verdict: ACCEPTED

input
`16` view save

correct output
`popnpopmpopnpoplpopnpopmpopnpo...` view save

user output
`popnpopmpopnpoplpopnpopmpopnpo...` Truncated

Datatähti 2022 alku

Merkkijono

Code

Test details

Test 1

Test 2

Test 3

Test 4

Test 5

Test 6

Test 7

Test 8

Test 9

Test 10

Test 11

Test 12

Test 13

Test 14

Test 15

Test 16

Tasks

Submissions (xnor)