3RD STAGE OF THE 11TH LATVIAN OLYMPIAD IN INFORMATICS
TEST cases and correct answers
1. “Series”
9109209 99887766 221015001 |
6 |
899 9022 2548 |
8 |
999988 1000013 80 |
2 |
3637 38394041 296027789 |
NAV |
65 665 1768 |
0 |
7 666777 1815376 |
5 |
123456 87654321 560000000 |
1 |
176 77889900 364135087 |
3 |
111111111 999999999 812345679 |
9 |
7777777 88888888 523358031 |
2 |
2. “Sevens, twos and zeros”
177 |
777207 |
287 |
77777 |
6923 |
20007220772 |
7429 |
7027707707 |
27077 |
27077 |
80411 |
7022200720227 |
199999 |
270277207207207 |
390625 |
200000000 |
490283 |
72707777022027 |
499999 |
2020707070077777 |
3. “Ones”
3 10 |
2 0 |
35 36 |
3 4 |
215 6 |
3 4 |
2566 5433 |
0 1 |
77689 46656 |
6 6 |
10 387420489 |
0 18 |
536870911 124 |
30 0 |
612220031 96 |
11 15 |
999999995 8 |
4 1 |
429981695 429981696 |
31 16 |
4. “The magician
”
4 0 1 4 |
3 2 |
7 2 3 5 |
11 4 |
23 19 17 13 |
50 11 |
50 3 3 0 |
15 20 |
150 2 98 0 |
134 60 |
83 83 0 83 |
123 41 |
150 99 0 1 |
93 55 |
150 0 2 2 |
40 62 |
150 4 15 81 |
194 81 |
150 1 0 99 |
181 83 |