随笔分类 -  二分搜索

摘要：Problem Description：One day, Dudu, the most clever boy, heard of ACM/ICPC, which is a very interesting game. He wants to take part in the game. But as... 阅读全文

摘要：Problem Description：Now,given the equation 8*x^4 + 7*x^3 + 2*x^2 + 3*x + 6 == Y,can you find its solution between 0 and 100;Now please try your lucky.... 阅读全文

摘要：Description:You task is to find minimal natural numberN, so thatN!contains exactlyQzeroes on the trail in decimal notation. As you knowN! = 1*2*...*N.... 阅读全文