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survey about d2ABs on codeforces
rate these 10 d2ABs from 1 to 10
* Indicates required question
What is your rating?
*
0-1199
1200-1399
1400-1599
1600-1899
1900-2099
2100-2299
2300-2399
2400-2599
2600-2999
3000-4000
Which type of round do you like the best
*
Div 1
Div 2
Div 3
Div 4
Educational
Combined
What do you think about the implementation length of current d2ABs?
*
too short
just nice
too long
https://codeforces.com/problemset/problem/1266/A
*
bad problem
1
2
3
4
5
6
7
8
9
10
good problem
https://codeforces.com/problemset/problem/1281/A
*
bad problem
1
2
3
4
5
6
7
8
9
10
good problem
https://codeforces.com/problemset/problem/1339/A
*
bad problem
1
2
3
4
5
6
7
8
9
10
good problem
https://codeforces.com/problemset/problem/1391/A
*
bad problem
1
2
3
4
5
6
7
8
9
10
good problem
https://codeforces.com/problemset/problem/1581/A
*
bad problem
1
2
3
4
5
6
7
8
9
10
good problem
https://codeforces.com/problemset/problem/1583/B
*
bad problem
1
2
3
4
5
6
7
8
9
10
good problem
https://codeforces.com/problemset/problem/1598/A
*
bad problem
1
2
3
4
5
6
7
8
9
10
good problem
https://codeforces.com/problemset/problem/1610/A
*
bad problem
1
2
3
4
5
6
7
8
9
10
good problem
https://codeforces.com/problemset/problem/1634/B
*
bad problem
1
2
3
4
5
6
7
8
9
10
good problem
https://codeforces.com/problemset/problem/1642/A
*
bad problem
1
2
3
4
5
6
7
8
9
10
good problem
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