class Solution {
public char nextGreatestLetter(char[] letters, char target) {
for(char c : letters) {
if(c>target) {
return c;
}
}
return letters[0];
}
}
没有必要强行二分
class Solution {
public char nextGreatestLetter(char[] letters, char target) {
for(char c : letters) {
if(c>target) {
return c;
}
}
return letters[0];
}
}
没有必要强行二分