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lines changed Original file line number Diff line number Diff line change 44
55### 성능 요약
66
7- 메모리: 115 MB, 시간: 90.30 ms
7+ 메모리: 102 MB, 시간: 103.87 ms
88
99### 구분
1010
1616
1717### 제출 일자
1818
19- 2025년 09월 15일 17:01:46
19+ 2025년 09월 16일 11:15:12
2020
2121### 문제 설명
2222
Original file line number Diff line number Diff line change @@ -4,27 +4,24 @@ class Solution {
44 public String solution (String number , int k ) {
55 Stack <Integer > stack = new Stack <>();
66
7- int complete = 0 ;
8- for (char ch : number .toCharArray ()) {
9- int num = ch -'0' ;
7+ for (char numStr : number .toCharArray ()) {
8+ int num = numStr - '0' ;
109
11- while (!stack .isEmpty ()) {
12- if (stack .peek () < num && complete < k ){
13- stack .pop ();
14- complete ++;
15- } else break ;
10+ while (!stack .isEmpty () && stack .peek () < num && k > 0 ) {
11+ stack .pop ();
12+ k --;
1613 }
1714 stack .push (num );
1815 }
1916
2017 StringBuilder sb = new StringBuilder ();
21- while (complete < k ) {
22- stack . pop ();
23- complete ++ ;
24- }
25-
26- while (! stack .isEmpty ()) {
27- sb . append ( stack . pop ());
18+ while (! stack . isEmpty ()) {
19+ if ( k > 0 ) {
20+ stack . pop () ;
21+ k --;
22+ } else {
23+ sb . append ( stack .pop ());
24+ }
2825 }
2926
3027 return sb .reverse ().toString ();
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