結果

問題 No.48 ロボットの操縦
ユーザー amyu
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
このコードへのチャレンジ
(要ログイン)
ファイルパターン 結果
other AC * 25
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

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;
else
throw 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();}};
}
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