Lexicographical Smallest String There is a string $s$ of length $n$ containing lowercase letters and an integer $k$. Among the lette... |
Anina’s Birthday Gift Anina is a girl who is very much interested in mathematics. She likes to solve Geometry and Counting... |
One Ball Many Chocolates Alice, Bob and Charlie, team ABC have come to the venue of world finals to be inspired by the world ... |
Yet Another Xinversion The problem statement is simple. You are given a rooted tree (1 is the root) and every node has a co... |
Sofdor Ali's Magical Blackboard! Sofdor Ali found interest in mathematics very early in his life. And now, he wants to spread this in... |
Arya’s Counting Little Arya has learnt to count the highest and the lowest number recently. She can easily find out ... |
Arithmetic Sequence (Easy) Arithmetic Sequence is a sequence of numbers where the difference between two consecutive numbers ar... |
Alayna's Adventure Journey Alayna recently went on her first adventure journey to Dumbulla Safari Park. She enjoyed the bumpy r... |
Alayna and Vowels Alayna loves playing. Every night before going to sleep, she plays different games with Baba. Now Al... |
Life of Decimals Given any circle, if you divide the circumference of that circle with its diameter, you would always... |
Geometry Forever Fear no more, this is a problem of geometry! When Moyna was little, he had a math teacher named Shuk... |
CGPA, the Golden Egg! Jenith is a student of CSE of Metropolitan University (MU). Recently her fifth term’s result has bee... |
I Did Not Do the Assignment Professor Petr is very angry over some of his students now-a-days for not doing assignment. He wants... |
Jontrona! Isfan vai is on high demand nowadays. You know why, right? However, his best friend is somewhat disa... |
Let's Permute The String Mr. Alex is one of the best programmer in your university. He is very interested in string. So, Mr. ... |
Equal Distribution Subhashis and Bipro participated in many onsite programming contests during their varsity life. From... |