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  4. Tutorial
  5. Riddle
  6. Basics

list of tutorial problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
4074 Compile Error   221 58.35
9
1
4001 JACKPOT   1 218 45.95
1
1
12282 Word or number (easiest 2)   -1 217 66.92
26586 Sum of the smallest K elements of an array   -1 216 26.66
1
1
22410 Search for a substring in an ascii text   215 31.47
17
17
11728 Forest Fires   214 40.41
13200 Sum It Up   214 25.77
1
1
29692 Inside or outside?   214 27.56
17
11
13276 Who is Mafia   1 213 56.72
21
21
22819 Number of components in an undirected graph   211 62.73
15490 After Hard Party   209 53.42
13675 Tanks   207 50.91
1
1
12396 Johnny divides by 2   2 205 39.81
1
1
22892 Position of all-distinct-digits number in base b   204 59.64
4768 Cool Numbers   203 37.21
8219 Problem 5   203 22.16
17
17
28455 Helping grandpa Laino   1 201 15.45
1
1
3250 The Seven Percent Solution   200 18.32
14014 Day of Pay   2 200 24.02
1
6
4762 Desde Hasta   1 198 33.37
17
17
14013 Complete Binary Tree   197 32.67
1
1
14931 Make It Simple   197 23.55
33305 Single Source Shortest Path   197 20.08
17
1
4770 Add and Reverse Sums   196 29.77
26690 Almost Prime Numbers   4 194 40.32
1
1
9595 Fast addition   192 46.28
1
1
8493 Colorful Blocks   191 58.04
16276 Elections   191 31.12
1
9333 Student Proxy   2 190 26.67
17
1
26699 Ditto and String   -1 190 39.92
1
1
34368 Trova il numero maggiore   -1 185 14.00
1
1
5313 Root of the Problem   184 50.24
1
1
3320 Longest Monotonically Nondecreasing Sequence   3 182 33.97
9
23
4171 DIOPHANTINE   180 40.76
34010 Friendship   5 180 52.76
1
1
11934 PUT TRINOMO   179 32.25
32013 Red-Black Trees   177 85.85
1756 Find The Determinant   174 35.19
37273 Simple Sum   3 174 46.21
12
12
12072 Playing With Bits   172 54.99
15853 Appreciating Guards in ISM 375 Points   1 168 29.96
1
1
32045 Coin Game   168 91.39
7672 Salsa Dance   167 34.12
1680 Black and white painting   1 166 58.26
9
9
8412 Greedy Government   166 53.16
13392 Prime Or Not   1 166 21.67
9
17
1415 Problems Collection (Volume 2)   -1 165 36.70
50
50
9415 It is all about five   164 30.91
10485 Calculate Distance   164 27.44
10491 GCD   163 57.77

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