ID |
Title |
Solutions and Code |
1 |
Multiples of 3 and 5 |
Solution |
2 |
Even Fibonacci numbers |
Solution |
3 |
Largest prime factor |
Solution | Code |
4 |
Largest palindrome product |
Solution | Code |
5 |
Smallest multiple |
Solution | Code |
6 |
Sum square difference |
Solution |
7 |
10001st prime |
Solution | Code |
8 |
Largest product in a series |
|
9 |
Special Pythagorean triplet |
Solution | Code |
10 |
Summation of primes |
Solution | Code |
11 |
Largest product in a grid |
|
12 |
Highly divisible triangular |
Solution | Code |
13 |
Large sum |
Solution | Code |
14 |
Longest Collatz sequence |
Solution | Code |
15 |
Lattice paths |
|
16 |
Power digit sum |
|
17 |
Number Letter Counts |
|
18 |
Maximum Path Sum I |
|
19 |
Counting Sundays |
|
20 |
Factorial Digit Sum |
|