题解 | #字符串加密#
扑克牌大小
http://www.nowcoder.com/practice/d290db02bacc4c40965ac31d16b1c3eb
使用HashMap存储扑克点数，key为字面值，value为实际大小。
列出所有场景，暴力输出。
import java.util.HashMap;
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
while (scanner.hasNextLine()) {
String input = scanner.nextLine();
String str1 = input.split("-")[0];
String str2 = input.split("-")[1];
System.out.println(bigger(str1, str2));
}
}
public static String bigger(String str1, String str2) {
HashMap<String, Integer> hm = new HashMap<>();
for (int i = 3, j = 1; i < 11; i++, j++) {
hm.put(String.valueOf(i), j);
}
hm.put("J", 9);
hm.put("Q", 10);
hm.put("k", 11);
hm.put("A", 12);
hm.put("2", 13);
hm.put("joker", 14);
hm.put("JOKER", 15);
String[] strArr1 = str1.split(" ");
String[] strArr2 = str2.split(" ");
if (strArr1.length == 1) {
if (strArr2.length == 1) {
if (hm.get(strArr1[0]) > hm.get(strArr2[0])) {
return str1;
} else {
return str2;
}
}
if (strArr2.length == 2) {
if (strArr2[0].equalsIgnoreCase("joker")) {
return str2;
} else {
return "ERROR";
}
}
if (strArr2.length == 3 || strArr2.length == 5) {
return "ERROR";
}
if (strArr2.length == 4) {
return str2;
}
}
if (strArr1.length == 2) {
if (strArr2.length == 1) {
if (strArr1[0].equalsIgnoreCase("joker")) {
return str1;
} else {
return "ERROR";
}
}
if (strArr2.length == 2) {
if (hm.get(strArr1[0]) > hm.get(strArr2[0])) {
return str1;
} else {
return str2;
}
}
if (strArr2.length == 3 || strArr2.length == 5) {
if (strArr1[0].equalsIgnoreCase("joker")) {
return str1;
} else {
return "ERROR";
}
}
if (strArr2.length == 4) {
if (strArr1[0].equalsIgnoreCase("joker")) {
return str1;
} else {
return str2;
}
}
}
if (strArr1.length == 3) {
if (strArr2.length == 1) {
return "ERROR";
}
if (strArr2.length == 2) {
if (strArr2[0].equalsIgnoreCase("joker")) {
return str2;
} else {
return "ERROR";
}
}
if (strArr2.length == 3) {
if (hm.get(strArr1[0]) > hm.get(strArr2[0])) {
return str1;
} else {
return str2;
}
}
if (strArr2.length == 4) {
return str2;
}
if (strArr2.length == 5) {
return "ERROR";
}
}
if (strArr1.length == 4) {
if (strArr2.length == 1) {
return str1;
}
if (strArr2.length == 2) {
if (strArr2[0].equalsIgnoreCase("joker")) {
return str2;
} else {
return str1;
}
}
if (strArr2.length == 3 || strArr2.length == 5) {
return str1;
}
if (strArr2.length == 4) {
if (hm.get(strArr1[0]) > hm.get(strArr2[0])) {
return str1;
} else {
return str2;
}
}
}
if (strArr1.length == 5) {
if (strArr2.length == 1) {
return "ERROR";
}
if (strArr2.length == 2) {
if (strArr2[0].equalsIgnoreCase("joker")) {
return str2;
} else {
return "ERROR";
}
}
if (strArr2.length == 3) {
return "ERROR";
}
if (strArr2.length == 4) {
return str2;
}
if (strArr2.length == 5) {
if (hm.get(strArr1[0]) > hm.get(strArr2[0])) {
return str1;
} else {
return str2;
}
}
}
return "ERROR";
}
}
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