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题解 | #【模板】静态矩阵和（二维前缀和）#

import java.io.*; import java.util.*; import java.math.BigInteger; public class Main { static void solve() { int n = in.nextInt(), m = in...

2024-11-22

0 60

题解 | #【模板】静态区间和（前缀和）#

import java.io.*; import java.util.*; import java.math.BigInteger; public class Main { static int N = (int)(1e6+10); static long[] a = new lo...

2024-11-22

0 49

题解 | #小红的数字删除#

import java.io.*; import java.util.*; import java.math.BigInteger; public class Main { static void solve() { String s = in.next(); ...

2024-11-21

0 81

题解 | #压缩二维码#

import java.io.*; import java.util.*; import java.math.BigInteger; public class Main { static void solve() { int m = in.nextInt(); ...

2024-11-21

0 61

题解 | #游游的除2操作#

import java.io.*; import java.util.*; import java.math.BigInteger; public class Main { static int N = (int)(1e5+10); static long[] a = new lo...

2024-11-21

0 46

题解 | #小欧安排座位#

import java.io.*; import java.util.*; import java.math.BigInteger; public class Main { static void solve() { int n = in.nextInt(); ...

2024-11-21

0 44

题解 | #小欧的括号嵌套#

import java.io.*; import java.util.*; import java.math.BigInteger; public class Main { static void solve() { int n = in.nextInt(), r = in...

2024-11-21

0 70

题解 | #小红的排列构造#

import java.io.*; import java.util.*; import java.math.BigInteger; public class Main { static void solve() { int n = in.nextInt(); ...

2024-11-21

0 50

题解 | #小红的好数#

import java.io.*; import java.util.*; import java.math.BigInteger; public class Main { static boolean isGoodNumber(int x) { boolean[] f =...

2024-11-21

0 52

题解 | #游游的字母翻倍#

import java.io.*; import java.util.*; import java.math.BigInteger; public class Main { static void solve() { int n = in.nextInt(),q = in....

2024-11-21

0 41