• 문제 링크
https://www.acmicpc.net/problem/9784
• 풀이 코드
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.OutputStreamWriter;
import java.util.Arrays;
public class Main {
public static void main(String[] args) throws IOException {
BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));
StringBuilder sb = new StringBuilder();
int t = read();
for (int tc = 1; tc <= t; tc++) {
int[] arr = new int[read()];
int p = read(), q = read();
for (int i = 0; i < arr.length; i++) arr[i] = read();
Arrays.sort(arr);
int cnt = 0;
for (int i : arr) if ((q -= i) >= 0 && p-- > 0) cnt++;
sb.append("Case ").append(tc).append(": ").append(cnt).append('\n');
}
bw.write(sb.toString());
bw.flush();
}
private static int read() throws IOException {
int c, n = System.in.read() & 15;
while ((c = System.in.read()) > 32) n = (n << 3) + (n << 1) + (c & 15);
return n;
}
}
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