题解 | #字符串加密#
字符串加密
https://www.nowcoder.com/practice/e4af1fe682b54459b2a211df91a91cf3
Java小白解法；
import java.util.*;
public class Main {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
while (sc.hasNext()) {
String str = sc.nextLine();
String s = sc.nextLine();
char[] stand = new char[] {'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z'};
Set<Character> set = new LinkedHashSet<>();
for (int i = 0; i < str.length(); i++) {
if (!set.contains(str.charAt(i))) {
set.add(str.charAt(i));
}
}
for (int i = 0; i < stand.length; i++) {
if (!set.contains(stand[i])) {
set.add(stand[i]);
}
}
int index = 0;
char[] arr = new char[26];
for (Character c : set) {
arr[index++] = c;
}
String ss = "";
for (int i = 0; i < s.length(); i++) {
char c = s.charAt(i);
for (int j = 0; j < 26; j++) {
if (stand[j] == c) {
ss += arr[j];
}
}
}
System.out.print(ss);
}
}
}
