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updated at 2023. 1. 5. 오후 7:08:54

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rl544
2023-01-05 19:08:54 +09:00
parent cbf66e25ef
commit b293d1273b
1 changed files with 6 additions and 38 deletions
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programmers/가장 큰 수/solution.java
+6 -38
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@@ -17,44 +17,12 @@ class Solution {
} }
public class Comp implements Comparator<String> { public class Comp implements Comparator<String> {
public int compare(String a, String b) { public int compare(String a, String b) {
int temp = 0, end = Math.min(a.length(),b.length())-1; // int l, r;
int l = Integer.parseInt(a+b), r = Integer.parseInt(b+a); if(a.equals("0")&&b.equals("0")) return 0;
while(true){
if(a.charAt(temp) < b.charAt(temp)) return 1; int l = Integer.valueOf((a.charAt(0)=='0')?b:a+b), r = Integer.valueOf((b.charAt(0)=='0')?a:b+a);
else if(a.charAt(temp) > b.charAt(temp)) return -1; if(l>r) return -1;
if(temp < end) temp++; else return 1;
else break;
} // 이거 통과헸다는 것은 동일 길이까지 전부 같다는 것.
if(a.length()==b.length()) return 0; // 이건 0 0 0 0 대비
if(a.length()>b.length()){
int tt = end+1, te = b.length(), mm = a.length();
// System.out.println(a+" "+b);
while(true){
if(a.charAt(tt)>b.charAt(tt%te)) return -1;
else if (a.charAt(tt)==b.charAt(tt%te)) {
if(tt >= mm-1){
if(l>r) return -1;
else return 1;
}
else tt++;
}
else return 1;
}
} else {
int tt = end+1, te = a.length(), mm = b.length();
while(true){
if(b.charAt(tt)>a.charAt(tt%te)) return 1;
else if (b.charAt(tt)==a.charAt(tt%te)) {
if(tt >= mm-1) {
if(l<r) return 1;
else return -1;
}
else tt++;
}
else return -1;
}
}
} }
} }
} }