結果
問題 | No.48 ロボットの操縦 |
ユーザー |
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提出日時 | 2015-12-03 05:29:01 |
言語 | Java (openjdk 23) |
結果 |
AC
|
実行時間 | 51 ms / 5,000 ms |
コード長 | 4,221 bytes |
コンパイル時間 | 2,471 ms |
コンパイル使用メモリ | 81,044 KB |
実行使用メモリ | 42,424 KB |
最終ジャッジ日時 | 2024-11-21 18:31:22 |
合計ジャッジ時間 | 4,516 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge4 |
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ファイルパターン | 結果 |
---|---|
other | AC * 25 |
ソースコード
import java.util.*;import java.io.*;public class Main{static final Reader sc = new Reader();static final PrintWriter out = new PrintWriter(System.out,false);public static void main(String[] args) throws Exception {int y = sc.nextInt();int x = sc.nextInt();int l = sc.nextInt();y = Math.max(y,-1*y);int count = 0;double etc = Math.pow(10,-10);if(x<0){count += 2;x = -1*x;if(((double)x/(double)l-x/l)<etc){count += x/l;}else{count += x/l+1;}if(y>0){if(((double)y/(double)l-y/l)<etc){count += y/l;}else{count += y/l+1;}}}else{if(x>0){if(((double)x/(double)l-x/l)<etc){count += x/l;}else{count += x/l+1;}}if(y>0){count++;if(((double)y/(double)l-y/l)<etc){count += y/l;}else{count += y/l+1;}}}out.println(count);out.flush();sc.close();out.close();}static void trace(Object... o) { System.out.println(Arrays.deepToString(o));}}class Reader {private final InputStream in;private final byte[] buf = new byte[1024];private int ptr = 0;private int buflen = 0;public Reader() { this(System.in);}public Reader(InputStream source) { this.in = source;}private boolean hasNextByte() {if (ptr < buflen) return true;ptr = 0;try{buflen = in.read(buf);}catch (IOException e) {e.printStackTrace();}if (buflen <= 0) return false;return true;}private int readByte() { if (hasNextByte()) return buf[ptr++]; else return -1;}private boolean isPrintableChar(int c) { return 33 <= c && c <= 126;}private void skip() { while(hasNextByte() && !isPrintableChar(buf[ptr])) ptr++;}public boolean hasNext() {skip(); 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();boolean minus = false;long num = readByte();if(num == '-'){num = 0;minus = true;}else if (num < '0' || '9' < num){throw new NumberFormatException();}else{num -= '0';}while(true){int b = readByte();if('0' <= b && b <= '9')num = num * 10 + (b - '0');else if(b == -1 || !isPrintableChar(b))return minus ? -num : num;elsethrow new NoSuchElementException();}}public int nextInt() {long num = nextLong();if (num < Integer.MIN_VALUE || Integer.MAX_VALUE < num)throw new NumberFormatException();return (int)num;}public double nextDouble() {return Double.parseDouble(next());}public char nextChar() {if (!hasNext()) throw new NoSuchElementException();return (char)readByte();}public String nextLine() {while (hasNextByte() && (buf[ptr] == '\n' || buf[ptr] == '\r')) ptr++;if (!hasNextByte()) throw new NoSuchElementException();StringBuilder sb = new StringBuilder();int b = readByte();while (b != '\n' && b != '\r') {sb.appendCodePoint(b);b = readByte();}return sb.toString();}public int[] nextIntArray(int n) {int[] res = new int[n];for (int i=0; i<n; i++) res[i] = nextInt();return res;}public char[] nextCharArray(int n) {char[] res = new char[n];for (int i=0; i<n; i++) res[i] = nextChar();return res;}public void close() {try{ in.close();}catch(IOException e){ e.printStackTrace();}};}