BRAINLET FILTER:
there is an infinite monotonous sequence, where every value k repeats exactly k times. for example: 1223334444. Function is given a number n (f(n)), it has to print out the first n numbers in this sequence. for example n=5, prints 12233. n=9, it prints 122333444
there is an infinite monotonous sequence, where every value k repeats exactly k times. for example: 1223334444. Function is given a number n (f(n)), it has to print out the first n numbers in this sequence. for example n=5, prints 12233. n=9, it prints 122333444
