代码语言：javascript复制
public class h {
public static boolean isSameString1(String s1,String s2){
return s1.equals(s2);
}
public static boolean isSameString2(String s1,String s2){
if(s1.length()!=s2.length()) return false;
if(s1.length()==0) return true;
if(s1.charAt(0) != s2.charAt(0)) return false;
return isSameString2(s1.substring(1),s2.substring(1));
}
public static void main(String[] args){
System.out.println(isSameString1("ReganYue","ReganUye"));
System.out.println(isSameString1("ReganYue","ReganYue"));
System.out.println(isSameString2("ReganYue","ReganUye"));
System.out.println(isSameString2("ReganYue","ReganYue"));
}
}def isSameString(s1,s2):
if(len(s1)!=len(s2)):
return False;
if(len(s1)==0):
return True;
if(s1[0]!=s2[0]):
return False
return isSameString(s1[1:],s2[1:])
def isSameString1(s1,s2):
return (s1 == s2)
print(isSameString("Regan","rEGAN"))
print(isSameString("Regan","Regan"))
print(isSameString1("Regan","rEGAN"))
print(isSameString1("Regan","Regan"))
