Vasya is studying in the last class of school and soon he will take exams. He decided to study polynomials. Polynomial is a function P(x) = a0 + a1x1 + ... + anxn. Numbers ai are called coefficients of a polynomial, non-negative integer n is called a…

Vasya is studying in the last class of school and soon he will take exams. He decided to study polynomials. Polynomial is a function P(x) = a0 + a1x1 + ... + anxn. Numbers ai are called coefficients of a polynomial, non-negative integer n is called a…

Polynomial Library in OpenCascade eryar@163.com 摘要Abstract:分析幂基曲线即多项式曲线在OpenCascade中的计算方法,以及利用OpenSceneGraph来显示OpenCascade的计算结果,加深对多项式曲线的理解. 关键字Key Words:OpenCascade.PLib.OpenSceneGraph.Polynomial Library 一. 概述 Overview CAGD(Computer Aided Geometry D…

Time limit: 1.0 second Memory limit: 64 MB Vasya is the beginning mathematician. He decided to make an important contribution to the science and to become famous all over the world. But how can he do that if the most interesting facts such as Pythago…

A. Vasya and Socks time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Vasya has n pairs of socks. In the morning of each day Vasya has to put on a pair of socks before he goes to school. When…

题目传送门 /* 题意:1~1e9的数字里,各个位数数字相加和为s的个数 递推DP:dp[i][j] 表示i位数字,当前数字和为j的个数 状态转移方程:dp[i][j] += dp[i-1][j-k],为了不出现负数 改为:dp[i][j+k] += dp[i-1][j] */ #include <cstdio> #include <cstring> #include <cmath> #include <algorithm> #include <str…

Integration of Polynomial Time Limit: 2000/1000MS (Java/Others) Memory Limit: 128000/64000KB (Java/Others) Submit Statistic Next Problem Problem Description Suppose there are a polynomial which has n nonzero terms, please print the integration polyno…

Description 题目描述 You are given an polynomial of x consisting of only addition marks, multiplication marks, brackets, single digit numbers, and of course the letter x. For example, a valid polynomial would be: (1+x)*(1+x*x+x+5)+1*x*x. You are required…

D. Vasya and Chess time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Vasya decided to learn to play chess. Classic chess doesn't seem interesting to him, so he plays his own sort of chess. T…

C. Vasya and Basketball time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Vasya follows a basketball game and marks the distances from which each team makes a throw. He knows that each succe…