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Simon Rignell @ Computer Science by Example

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50 problems solved

50 problems scored

50 problems tried

position 35 on the rank

score: 50 50 50 50 50 (=1 ≥⅔ ≥½ ≥⅓ >0)

Latest submissions

timestamp (UTC)	problem	language	score	runtime	reason
2026-10-01 21:34:28	digit-reverse	py	6/6	57ms 9MB
2026-09-29 15:57:05	digit-count	py	6/6	38ms 9MB
2026-09-29 15:38:15	digit-sum	py	6/6	50ms 9MB
2026-09-29 14:58:37	digit-reverse	py	1/6	44ms 9MB	incorrect output
2026-09-29 14:16:07	digit-count	py	4/6	34ms 9MB	incorrect output

Scores by problem

problem	best score	tries	languages
Chapter 3: Programing Basics
hello	6/6	4	c, py
cscx	3/3	2	c, py
repeat1	10/10	3	c, py
hi1	10/10	5	c, py
age1	10/10	5	c, py
swap1	10/10	4	c, py
triple1	12/12	4	c, py
inc1	12/12	4	c, py
add1	12/12	5	c, py
mult1	12/12	4	c, py
box1	12/12	7	c, py
oddeven1	12/12	4	c, py
order1	12/12	4	c, py
good1	30/30	5	c, py
signum1	12/12	5	c, py
triangle1	12/12	8	c, py
factorial1	12/12	5	c, py
power1	12/12	3	c, py
fibonacci1	12/12	3	c, py
hello2	60/60	3	c, py
total	10/10	5	c, py
countdown1	10/10	3	c, py
seq1	12/12	4	py
Chapter 4: Programming
repeat	6/6	4	c, py
hi	6/6	3	c, py
age	6/6	3	c, py
swap	6/6	2	c, py
owes	6/6	3	c, py
triple	6/6	4	c, py
inc	6/6	2	c, py
add	6/6	2	c, py
mult	6/6	4	c, py
pi	6/6	3	c, py
box	6/6	7	c, py
oddeven	6/6	3	c, py
order	6/6	3	c, py
good	6/6	3	c, py
bmi	4/4	2	c, py
triangle	5/5	6	c, py
calc	5/5	6	c, py
factorial	6/6	2	c, py
power	6/6	2	c, py
fibonacci	6/6	3	c, py
index-string	6/6	4	c, py
repeat-list	6/6	6	c, py
index-ints	6/6	3	c, py
replace	6/6	4	c, py
Chapter 5: Mathematical Foundations
digit-sum	6/6	3	py
digit-count	6/6	2	py
digit-reverse	6/6	2	py
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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