Exponential Growth You will be given two integers X and N, you have to calculate XN modulo 1000000007. |
Tree Business To become economically stable, Saturn has come up with a new kind of business, tree business. At fir... |
Rivalry Friends Ryo and his girlfriend love to think about challenges. One day his girlfriend gave him a challenge t... |
Kitchen Decorate Shira has now decided to decorate her kitchen of height H and width W more precisely, she wants to t... |
Dividing the Gifts Today is a very good day in CSEmpur because Tuktuki has bought N gifts! Tuktuki wants to give these ... |
Quarantine!!! China is one of the strongest countries in the world in the sense of economy and military technology... |
Playing With Aladdin Aladdin is a fictional character and the titular protagonist of Walt Disney Pictures' 31st animated ... |
NAC-SAC Game! (Easy) Akash and Guru are playing an interesting game. They are standing at the two ends of the NAC-SAC bri... |
Karim Meets Gollum After hearing about Bilbo's Ring that he found in the Misty Mountains, Karim the Hobbit decided to e... |
Trust Me , You Can Solve It ;-) Nafis Shahriar loves to do codeforces programming contests. He is the first candidate master in code... |
Jhamela, Once Again You are given n positive integers as an array. Also, you are given an integer k. Now, try to find a ... |
Zootopia Judy Hopps , a rookie officer joined Zootopia Police Department. She was fond of working sincerely f... |
Shine on You Crazy Diamond This problem is authored by one of our late friends, Sifat, who unexpectedly left us last year. He w... |
Help Tanjiro Mojan kibutsuji is an evil demon who eats people and can turn people into demon. Tanjiro is a swords... |
GCD, Divisor, Count! I like short statements and you should too so here's the statement without further ado You are give... |
Half Measures The numbers 1,2,3,⋯n (each integer from 1 to n once) are written on a board. In one operation, Jesse... |