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Matti Al hanota @ Computer Science by Example

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32 problems solved

33 problems scored

33 problems tried

position 62 on the rank

score: 32 33 33 33 33 (=1 ≥⅔ ≥½ ≥⅓ >0)

Latest submissions

timestamp (UTC)	problem	language	score	runtime	reason
2025-10-18 18:11:07	pi	py	5/6	38ms 9MB	runtime error
2025-10-18 18:00:56	pi	py	5/6	32ms 9MB	runtime error
2025-10-18 17:52:20	mult	py	6/6	30ms 9MB
2025-10-18 17:47:28	add	py	6/6	48ms 9MB
2025-10-18 17:32:23	inc	py	6/6	23ms 9MB

Scores by problem

problem	best score	tries	languages
Chapter 3: Programing Basics
hello	6/6	1	py
cscx	3/3	2	py
repeat1	10/10	1	py
hi1	10/10	1	py
age1	10/10	1	py
swap1	10/10	1	py
triple1	12/12	1	py
inc1	12/12	1	py
add1	12/12	1	py
mult1	12/12	1	py
box1	12/12	1	py
oddeven1	12/12	1	py
order1	12/12	1	py
good1	30/30	1	py
signum1	12/12	1	py
triangle1	12/12	1	py
factorial1	12/12	1	py
power1	12/12	1	py
fibonacci1	12/12	1	py
hello2	60/60	1	py
total	10/10	1	py
countdown1	10/10	1	py
seq1	10/10	1	py
Chapter 4: Programming
repeat	6/6	1	py
hi	6/6	1	py
age	6/6	2	py
swap	6/6	1	py
owes	6/6	3	py
triple	6/6	1	py
inc	6/6	1	py
add	6/6	1	py
mult	6/6	1	py
pi	5/6	2	py
box	-	0
oddeven	-	0
order	-	0
good	-	0
bmi	-	0
triangle	-	0
calc	-	0
factorial	-	0
power	-	0
fibonacci	-	0
index-string	-	0
repeat-list	-	0
index-ints	-	0
replace	-	0
Chapter 5: Mathematical Foundations
digit-sum	-	0
digit-count	-	0
digit-reverse	-	0
digit-palindrome	-	0
bin2dec	-	0
dec2bin	-	0
hex2dec	-	0
dec2hex	-	0
base2base	-	0
bool-not	-	0
bool-and-or	-	0
discount	-	0
timetable	-	0
intersect	-	0
bool-calc	-	0
set-member	-	0
set-ui	-	0
set-calc	-	0
set-size	-	0
Chapter 6: Algorithms
gcd	-	0
lcm	-	0
roundiv	-	0
primes	-	0
cash	-	0
max-subarray	-	0
sorting	-	0
Chapter 7: Computer Foundations
file-write	-	0
file-read	-	0
run-count	-	0
hello-cmd	-	0
erro	-	0
errxit	-	0
bytes2bits	-	0
bits2bytes	-	0
kilobytes	-	0
bconv	-	0
file-size	-	0
hconv	-	0
Bonus exercises
function1	-	0
function	-	0
ordinal	-	0
rectangle	-	0
apply	-	0
rot13	-	0
caesar	-	0
brutus	-	0
stack	-	0
queue	-	0
rel-ltom	-	0
rel-mtol	-	0
rel-member	-	0
rel-properties	-	0
rel-composition	-	0

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