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์ฝ๋ ์์ฑํ๊ธฐ
์ฝ๋ ์์ฑํ๊ธฐpackage lv3;
import java.util.Arrays;
public class Solution { // ์ซ์ ๊ฒ์
public int solution(int[] A, int[] B) {
int answer = 0;
Arrays.sort(A);
Arrays.sort(B);
int idx = B.length-1;
for (int i = A.length-1; i >= 0; i--) {
for (int j = idx; j >= 0; j--) {
if(A[i] < B[j]) {
answer++;
A[i] = -1;
B[j] = -1;
idx = j-1;
break;
}
}
/*print(A);
print(B);
System.out.println(answer);*/
}
return answer;
}
/*private void print(int[] arr) {
System.out.println(Arrays.toString(arr));
}*/
public static void main(String[] args) {
Solution main = new Solution();
int[] A = {5, 1, 3, 7};
int[] B = {2, 2, 6, 8};
System.out.println(main.solution(A, B));
}
}
Java
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