一:自定义函数 由于JAVA中都是由类组成,所以想实现类似于函数的功能,直接使用main主函数进行调用,就需要使用静态类方法,直接调用,而不需要实例对象 public class HelloWorld { ; //成员变量 public static int func(int b) { //成员方法 a+=b; return a; } public static void main(String[] args) { ; b=func(b); //或者HelloWorld.func(b) Syst
Problem Description Frog fell into a maze. This maze is a rectangle containing N rows and M columns. Each grid in this maze contains a number, which is called the magic value. Frog now stays at grid (1, 1), and he wants to go to grid (N, M). For each
题目: Given an array S of n integers, are there elements a, b, c in S such that a + b + c = 0? Find all unique triplets in the array which gives the sum of zero. Note: The solution set must not contain duplicate triplets. For example, given array S = [
Problem 1161 - 科协的数字游戏II Time Limit: 1000MS Memory Limit: 65536KB Difficulty: Total Submit: 112 Accepted: 15 Special Judge: No Description 由于科协里最近真的很流行数字游戏.(= =!汗一个)某人又命名了一种取模数,这种数字必须满足各位数字之和 mod N为0.现在大家又要玩游戏了,指定一个整数闭区间[a,b],问这个区间内有多少个取模数. Inp
Problem 1160 - 科协的数字游戏I Time Limit: 1000MS Memory Limit: 65536KB Difficulty: Total Submit: 184 Accepted: 32 Special Judge: No Description 科协里最近很流行数字游戏.某人命名了一种不降数,这种数字必须满足从左到右各位数字成大于等于的关系,如123,446.现在大家决定玩一个游戏,指定一个整数闭区间[a,b],问这个区间内有多少个不降数. Input
