結果
| 問題 |
No.769 UNOシミュレータ
|
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2019-03-11 15:00:04 |
| 言語 | Java (openjdk 23) |
| 結果 |
AC
|
| 実行時間 | 349 ms / 2,000 ms |
| コード長 | 4,406 bytes |
| コンパイル時間 | 2,615 ms |
| コンパイル使用メモリ | 79,268 KB |
| 実行使用メモリ | 66,356 KB |
| 最終ジャッジ日時 | 2024-11-22 09:16:43 |
| 合計ジャッジ時間 | 8,095 ms |
|
ジャッジサーバーID (参考情報) |
judge3 / judge1 |
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| ファイルパターン | 結果 |
|---|---|
| other | AC * 23 |
ソースコード
import java.util.*;
import java.io.*;
public class Main {
void solve (FastScanner in, PrintWriter out) {
int n = in.nextInt(), m = in.nextInt();
String[] turn = in.nextArray(m);
int next = 0; //次は誰の番か
int[] num = new int[n]; //i番目の人がカードを何枚置いたか
int[] draw = new int[n]; //i番目の人がカードを何枚引いたか
boolean reverse = false; //順番の方向(reverseが置かれるたびに変化)
int draw2Num = 0; //drawtwoが場に何枚蓄積されているか
int draw4Num = 0; //drawfourが場に何枚蓄積されているか
for (int i=0; i<m; i++) {
//next番目の人がカードを置く
num[next]++;
//最後の人がカードを置いた場合、そこで終了なのでループを抜ける
if (i == m-1) break;
if (turn[i].equals("drawtwo")) {
draw2Num += 2; //場へ蓄積させる
//次の人が最後の人でなく、かつ、置いた札が"drawtwo"でない場合、
//その人の一つ前の人に蓄積した"drawtwo"を引かせる
if (i!=m-1 && !turn[i+1].equals("drawtwo")) {
//次の人へターンを回す関数
next = nextTurn(next, 1, n, reverse);
draw[next] += draw2Num;
draw2Num = 0;
}
next = nextTurn(next, 1, n, reverse);
}
else if (turn[i].equals("drawfour")) { //"drawtwo"と同じ
draw4Num += 4;
if (i!=m-1 && !turn[i+1].equals("drawfour")) {
next = nextTurn(next, 1, n, reverse);
draw[next] += draw4Num;
draw4Num = 0;
}
next = nextTurn(next, 1, n, reverse);
}
else if (turn[i].equals("skip")) {
next = nextTurn(next, 2, n, reverse); //移動量を2にする
}
else if (turn[i].equals("reverse")) {
reverse = reverse==true? false : true; //方向を逆転
next = nextTurn(next, 1, n, reverse);
}
else { //通常のターン移行
next = nextTurn(next, 1, n, reverse);
}
}
out.println((next+1)+" "+(num[next]-draw[next]));
}
static int nextTurn (int now, int move, int num, boolean b) {
int result = 0;
if (b == true) {
return Math.max(now-move, (now-move+num)%num);
}
else {
return Math.min(now+move, (now+move)%num);
}
}
public static void main(String[] args) {
FastScanner in = new FastScanner(System.in);
PrintWriter out = new PrintWriter(System.out);
Main main = new Main();
main.solve(in, out);
in.close();
out.close();
}
static class FastScanner {
private InputStream in;
private byte[] buffer = new byte[1024];
private int length = 0, p = 0;
public FastScanner (InputStream stream) {
in = stream;
}
public boolean hasNextByte () {
if (p < length) return true;
else {
p = 0;
try {length = in.read(buffer);}
catch (Exception e) {e.printStackTrace();}
if (length <= 0) return false;
}
return true;
}
public int readByte () {
if (hasNextByte() == true) return buffer[p++];
return -1;
}
public boolean isPrintable (int n) {return 33<=n&&n<=126;}
public void skip () {
while (hasNextByte() && !isPrintable(buffer[p])) p++;
}
public boolean hasNext () {skip(); return hasNextByte();}
public String next () {
if (!hasNext()) throw new NoSuchElementException();
StringBuilder sb = new StringBuilder();
int t = readByte();
while (isPrintable(t)) {
sb.appendCodePoint(t);
t = readByte();
}
return sb.toString();
}
public String[] nextArray (int n) {
String[] ar = new String[n];
for (int i=0; i<n; i++) ar[i] = next();
return ar;
}
public int nextInt () {return Math.toIntExact(nextLong());}
public int[] nextIntArray (int n) {
int[] ar = new int[n];
for (int i=0; i<n; i++) ar[i] = nextInt();
return ar;
}
public long nextLong () {
if (!hasNext()) throw new NoSuchElementException();
boolean minus = false;
int temp = readByte();
if (temp == '-') {
minus = true;
temp = readByte();
}
if (temp<'0' || '9'<temp) throw new NumberFormatException();
long n = 0;
while (isPrintable(temp)) {
if ('0'<=temp && temp<='9') {
n *= 10;
n += temp - '0';
}
else throw new NumberFormatException();
temp = readByte();
}
return minus? -n : n;
}
public double nextDouble () {
return Double.parseDouble(next());
}
public void close () {
try {in.close();}
catch(Exception e){}
}
}
}