题解 | #简单密码#
简单密码
https://www.nowcoder.com/practice/7960b5038a2142a18e27e4c733855dac
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
while (in.hasNext()) {
String a = in.next();
System.out.println(getPasswd(a));
}
}
private static StringBuilder getPasswd(String str){
StringBuilder sb = new StringBuilder();
for(int i=0;i<str.length();i++){
char c = str.charAt(i);
if(Character.isUpperCase(c)){
if(c=='Z'){
sb.append('a');
}else{
sb.append((char)(Character.toLowerCase(c)+1));
}
}else if(Character.isLowerCase(c)){
if(c=='a' || c=='b' || c=='c'){
sb.append(2);
}else if(c=='d' || c=='e' || c=='f'){
sb.append(3);
}else if(c=='g' || c=='h' || c=='i'){
sb.append(4);
}else if(c=='j' || c=='k' || c=='l'){
sb.append(5);
}else if(c=='m' || c=='n' || c=='o'){
sb.append(6);
}else if(c=='p' || c=='q' || c=='r' || c=='s'){
sb.append(7);
}else if(c=='t' || c=='u' || c=='v'){
sb.append(8);
}else{
sb.append(9);
}
}else{
sb.append(c);
}
}
return sb;
}
}
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