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题解 | #表达式求值#

import java.util.*; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int[] arr = ...

Java

2022-05-22

0 399

题解 | #表达式求值#

import java.util.*; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int[] arr = ...

Java

2022-05-22

0 378

题解 | #代价#

import java.util.*; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int a1 = sc....

Java

2022-05-22

0 356

题解 | #代价#

import java.util.*; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int a1 = sc....

Java

2022-05-22

0 400

题解 | #访友#

import java.util.*; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int x = sc.n...

Java

2022-05-22

0 379

题解 | #找零#

import java.util.*; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int N = 102...

Java

2022-05-22

0 360

题解 | #游戏海报#

import java.util.*; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int len = sc...

Java

2022-05-22

0 358

题解 | #末尾0的个数#

import java.util.*; public class Main { public static int solve(int n) { // 1. 因子中，有一个2和一个5，才能贡献出一个0 // 2. 也就是说，阶乘只需要统计因子2和5的数量 ...

Java

2022-05-21

0 519

题解 | #末尾0的个数#

import java.util.*; public class Main { public static int solve(int n) { // 1. 因子中，有一个2和一个5，才能贡献出一个0 // 2. 也就是说，阶乘只需要统计因子2和5的数量 ...

Java

2022-05-21

0 403

题解 | #末尾0的个数#

import java.util.*; public class Main { public static int solve(int n) { int cnt = 0; for(int i = 5; i <= n; i += 5) { ...

Java

2022-05-21

1 401