
02 算法初步
是聪聪黄吖
道阻且长,行则将至!
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04 二分【PAT A1010】Radix
1 题目2 代码import java.io.BufferedReader;import java.io.IOException;import java.io.InputStreamReader;import java.util.HashMap;import java.util.Map;public class A1010 { public static Map<Character, Integer> map; static { map = n原创 2022-03-15 21:45:44 · 297 阅读 · 0 评论 -
05 双指针【PAT A1085】two pointers
1 题目2 代码import java.util.Arrays;import java.util.Scanner;public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int N = sc.nextInt(); int p = sc.nextInt(); int[] seq = ne原创 2022-03-15 20:36:44 · 493 阅读 · 0 评论 -
04 二分查找【PAT B1030】完美数列
1 题目2 代码import java.util.Arrays;import java.util.Scanner;public class B1030 { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int N = sc.nextInt(); long p = sc.nextLong(); int[] num =原创 2022-03-09 15:25:19 · 188 阅读 · 0 评论 -
03 贪心【PAT A1037】Magic Coupon
1 题目2 代码import java.io.BufferedReader;import java.io.InputStreamReader;import java.util.Arrays;import java.util.Comparator;public class A1037 { public static void main(String[] args) throws Exception { BufferedReader br = new BufferedRe原创 2022-03-07 19:40:14 · 327 阅读 · 0 评论 -
03 贪心【PAT A1033】To Fill or Not to Fill
1 题目2 代码import java.io.BufferedReader;import java.io.InputStreamReader;import java.util.ArrayList;import java.util.Collections;import java.util.Comparator;public class A1033 { public static void main(String[] args) throws Exception { B原创 2022-03-07 10:30:54 · 178 阅读 · 0 评论 -
03 贪心【PAT B1020】月饼
1 题目2 代码import java.io.BufferedReader;import java.io.InputStreamReader;import java.util.ArrayList;import java.util.Collections;import java.util.Comparator;public class B1020 { public static void main(String[] args) throws Exception { B原创 2022-03-06 21:30:53 · 128 阅读 · 0 评论 -
03 贪心【PAT B1023】组个最小数
1 题目2 代码import java.util.Scanner;public class B1023 { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int[] num = new int[10]; StringBuilder sb = new StringBuilder(); for (int i = 0; i原创 2022-03-06 20:35:48 · 195 阅读 · 0 评论 -
02 散列【PAT A1048】Find Coins
1 题目2 代码import java.io.BufferedReader;import java.io.InputStreamReader;public class A1048 { public static void main(String[] args) throws Exception { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); String原创 2022-03-06 20:15:39 · 180 阅读 · 0 评论 -
02 散列【PAT A1050】String Subtraction
1 题目2 代码2.1 第一版import java.io.BufferedReader;import java.io.InputStreamReader;public class A1050 { public static void main(String[] args) throws Exception { BufferedReader br = new BufferedReader(new InputStreamReader(System.in));原创 2022-03-05 17:08:01 · 120 阅读 · 0 评论 -
02 散列【PAT A1084】Broken Keyboard
1 题目2 代码import java.io.BufferedReader;import java.io.InputStreamReader;import java.util.*;public class A1084{ public static void main(String[] args) throws Exception { BufferedReader br = new BufferedReader(new InputStreamReader(System.i原创 2022-03-02 16:05:15 · 111 阅读 · 0 评论 -
02 散列【PAT A1041】Be Unique
1 题目2 代码2.1 第一版(超时)import java.io.BufferedReader;import java.io.InputStreamReader;public class Main { public static void main(String[] args) throws Exception { BufferedReader br = new BufferedReader(new InputStreamReader(System.in));原创 2022-03-05 16:39:41 · 143 阅读 · 0 评论 -
02 散列【PAT B1047】编程团体赛
1 题目2 代码import java.io.BufferedReader;import java.io.InputStreamReader;public class B1047 { public static void main(String[] args) throws Exception { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); int N原创 2022-03-05 16:14:40 · 96 阅读 · 0 评论 -
02 散列【PAT B1043】输出PATest
1 题目2 代码import java.io.BufferedReader;import java.io.InputStreamReader;public class B1043 { public static void main(String[] args) throws Exception { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); char[]原创 2022-03-05 14:40:03 · 134 阅读 · 0 评论 -
02 散列【PAT B1042】字符统计
1 题目2 代码import java.io.BufferedReader;import java.io.InputStreamReader;public class B1042 { public static void main(String[] args) throws Exception { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); char[]原创 2022-03-05 12:00:27 · 228 阅读 · 0 评论 -
02 散列【PAT B1038】统计同成绩学生
1 题目2 代码import java.io.BufferedReader;import java.io.InputStreamReader;public class B1038 { public static void main(String[] args) throws Exception { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); int N原创 2022-03-03 10:22:33 · 109 阅读 · 0 评论 -
02 散列【PAT B1039】到底买不买
1 题目2 代码import java.io.BufferedReader;import java.io.InputStreamReader;import java.util.*;public class B1039 { public static void main(String[] args) throws Exception { BufferedReader br = new BufferedReader(new InputStreamReader(System.原创 2022-03-04 21:06:29 · 455 阅读 · 0 评论 -
02 散列【PAT B1033】旧键盘打字
1 题目2 代码import java.io.BufferedReader;import java.io.InputStreamReader;public class Main { public static void main(String[] args) throws Exception { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); String原创 2022-03-03 09:35:48 · 143 阅读 · 0 评论 -
02 散列【PAT B1029】旧键盘
1 题目2 代码import java.io.BufferedReader;import java.io.InputStreamReader;import java.util.*;public class B1029 { public static void main(String[] args) throws Exception { BufferedReader br = new BufferedReader(new InputStreamReader(System.原创 2022-03-02 16:02:24 · 126 阅读 · 0 评论 -
02 散列【PAT B1005】继续(3n+1)猜想
1 题目2 代码import java.util.Arrays;import java.util.Scanner;public class B1005 { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int N = sc.nextInt(); int[] hash = new int[5000]; // 待验证的正整数的值范围原创 2022-03-02 15:19:51 · 110 阅读 · 0 评论 -
01 排序【PAT A1095】Cars on Campus
1 题目2 代码import java.io.BufferedReader;import java.io.InputStreamReader;import java.text.DateFormat;import java.text.SimpleDateFormat;import java.util.*;public class A1095 { public static final DateFormat df = new SimpleDateFormat("HH:mm:ss");原创 2022-03-02 10:35:15 · 198 阅读 · 0 评论 -
01 排序【PAT A1080】Graduate Admission
1 题目2 代码import java.io.BufferedReader;import java.io.InputStreamReader;import java.util.ArrayList;import java.util.Collections;import java.util.Comparator;public class A1080 { public static void main(String[] args) throws Exception { B原创 2022-02-28 19:43:59 · 117 阅读 · 0 评论 -
01 排序【PAT A1083】List Grades
1 题目2 代码import java.io.BufferedReader;import java.io.InputStreamReader;import java.util.ArrayList;import java.util.Collections;public class A1083 { public static void main(String[] args) throws Exception { BufferedReader br = new Buffer原创 2022-02-27 19:25:25 · 149 阅读 · 0 评论 -
01 排序【PAT A1075】PAT Judge
1 题目2 代码import java.io.BufferedReader;import java.io.InputStreamReader;import java.util.*;public class A1075 { public static void main(String[] args) throws Exception { BufferedReader br = new BufferedReader(new InputStreamReader(System.原创 2022-02-27 17:10:34 · 130 阅读 · 0 评论 -
01 排序【PAT A1055】The World‘s Richest
1 题目2 代码import java.io.BufferedReader;import java.io.InputStreamReader;import java.util.ArrayList;import java.util.Collections;import java.util.Comparator;public class A1055 { public static void main(String[] args) throws Exception { B原创 2022-02-27 10:26:45 · 113 阅读 · 0 评论 -
01 排序【PAT A1028】List Sorting
1 题目2 代码import java.io.BufferedReader;import java.io.InputStreamReader;import java.util.ArrayList;import java.util.Collections;import java.util.Comparator;public class A1028 { public static void main(String[] args) throws Exception { B原创 2022-02-26 22:33:39 · 135 阅读 · 0 评论 -
01 排序【PAT A1025】PAT Ranking
1 题目2 代码import java.io.BufferedReader;import java.io.InputStreamReader;import java.util.ArrayList;import java.util.Collections;import java.util.Comparator;public class A1025 { public static void main(String[] args) throws Exception { B原创 2022-02-26 21:07:23 · 140 阅读 · 0 评论 -
01 排序【PAT A1012】The Best Rank
1 题目2 代码import java.io.BufferedReader;import java.io.InputStreamReader;import java.util.ArrayList;import java.util.Arrays;import java.util.Collections;import java.util.Comparator;public class A1012 { public static void main(String[] args) thr原创 2022-02-24 17:39:45 · 607 阅读 · 0 评论 -
01 排序【PAT B1015】德才论
1 题目2 代码2.1 第一版import java.io.BufferedReader;import java.io.InputStreamReader;import java.util.ArrayList;import java.util.Collections;import java.util.Comparator;public class B1015{ public static void main(String[] args) throws Exception {原创 2022-02-22 20:04:29 · 100 阅读 · 0 评论