結果
| 問題 |
No.5 数字のブロック
|
| ユーザー |
|
| 提出日時 | 2016-06-07 00:28:07 |
| 言語 | Java (openjdk 23) |
| 結果 |
AC
|
| 実行時間 | 73 ms / 5,000 ms |
| コード長 | 2,937 bytes |
| コンパイル時間 | 1,893 ms |
| コンパイル使用メモリ | 78,152 KB |
| 実行使用メモリ | 51,116 KB |
| 最終ジャッジ日時 | 2024-11-18 08:40:51 |
| 合計ジャッジ時間 | 4,572 ms |
|
ジャッジサーバーID (参考情報) |
judge5 / judge2 |
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| ファイルパターン | 結果 |
|---|---|
| other | AC * 34 |
ソースコード
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.util.Arrays;
import java.util.NoSuchElementException;
public class Main {
public static void main(String[] args) {
new Solver().run();
}
}
class Solver {
private FastScanner in = new FastScanner();
private PrintWriter out = new PrintWriter(System.out);
private void solve() {
int L = in.nextInt();
int N = in.nextInt();
int[] W = new int[N];
for (int i = 0; i < N; i++) W[i] = in.nextInt();
Arrays.sort(W);
int ans = 0;
int sum = 0;
for (int i = 0; i < N; i++) {
if (sum + W[i] > L) break;
sum += W[i];
ans++;
}
out.println(ans);
}
void run() {
solve();
out.flush();
}
}
class FastScanner {
private final InputStream in = System.in;
private final byte[] buffer = new byte[1024];
private int ptr = 0;
private int buflen = 0;
private boolean hasNextByte() {
if (ptr < buflen) {
return true;
}else{
ptr = 0;
try {
buflen = in.read(buffer);
} catch (IOException e) {
e.printStackTrace();
}
if (buflen <= 0) {
return false;
}
}
return true;
}
private int readByte() { if (hasNextByte()) return buffer[ptr++]; else return -1;}
private static boolean isPrintableChar(int c) { return 33 <= c && c <= 126;}
public boolean hasNext() { while(hasNextByte() && !isPrintableChar(buffer[ptr])) ptr++; return hasNextByte();}
public String next() {
if (!hasNext()) throw new NoSuchElementException();
StringBuilder sb = new StringBuilder();
int b = readByte();
while(isPrintableChar(b)) {
sb.appendCodePoint(b);
b = readByte();
}
return sb.toString();
}
public long nextLong() {
if (!hasNext()) throw new NoSuchElementException();
long n = 0;
boolean minus = false;
int b = readByte();
if (b == '-') {
minus = true;
b = readByte();
}
if (b < '0' || '9' < b) {
throw new NumberFormatException();
}
while(true){
if ('0' <= b && b <= '9') {
n *= 10;
n += b - '0';
}else if(b == -1 || !isPrintableChar(b)){
return minus ? -n : n;
}else{
throw new NumberFormatException();
}
b = readByte();
}
}
public int nextInt() {
long nl = nextLong();
if (nl < Integer.MIN_VALUE || nl > Integer.MAX_VALUE) throw new NumberFormatException();
return (int) nl;
}
public double nextDouble() { return Double.parseDouble(next());}
}