結果

問題 No.1330 Multiply or Divide
ユーザー watarimaycry2watarimaycry2
提出日時 2021-01-08 22:09:00
言語 Java21
(openjdk 21)
結果
WA  
(最新)
AC  
(最初)
実行時間 -
コード長 3,555 bytes
コンパイル時間 2,706 ms
コンパイル使用メモリ 81,044 KB
実行使用メモリ 63,300 KB
最終ジャッジ日時 2024-04-28 05:45:15
合計ジャッジ時間 13,750 ms
ジャッジサーバーID
（参考情報） 		judge4 / judge3
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テストケース

テストケース表示
入力 結果 実行時間
実行使用メモリ
testcase_00 WA -
testcase_01 AC 304 ms
60,192 KB
testcase_02 AC 48 ms
37,292 KB
testcase_03 AC 48 ms
37,328 KB
testcase_04 AC 46 ms
37,108 KB
testcase_05 AC 45 ms
36,912 KB
testcase_06 AC 265 ms
61,372 KB
testcase_07 AC 915 ms
61,928 KB
testcase_08 AC 343 ms
62,488 KB
testcase_09 AC 335 ms
62,672 KB
testcase_10 AC 323 ms
62,428 KB
testcase_11 AC 337 ms
62,308 KB
testcase_12 AC 322 ms
62,404 KB
testcase_13 AC 46 ms
36,764 KB
testcase_14 AC 46 ms
37,352 KB
testcase_15 AC 46 ms
36,904 KB
testcase_16 AC 47 ms
37,072 KB
testcase_17 AC 48 ms
37,104 KB
testcase_18 AC 260 ms
62,592 KB
testcase_19 AC 258 ms
62,024 KB
testcase_20 AC 274 ms
62,472 KB
testcase_21 AC 253 ms
62,264 KB
testcase_22 AC 262 ms
62,176 KB
testcase_23 AC 323 ms
63,300 KB
testcase_24 AC 44 ms
37,304 KB
testcase_25 AC 47 ms
37,012 KB
testcase_26 AC 45 ms
36,932 KB
testcase_27 AC 44 ms
36,932 KB
testcase_28 AC 44 ms
37,244 KB
testcase_29 AC 44 ms
37,012 KB
testcase_30 AC 44 ms
37,148 KB
testcase_31 AC 44 ms
36,904 KB
testcase_32 AC 44 ms
37,148 KB
testcase_33 AC 44 ms
37,060 KB
testcase_34 AC 212 ms
53,684 KB
testcase_35 AC 118 ms
44,868 KB
testcase_36 AC 209 ms
53,660 KB
testcase_37 AC 206 ms
53,624 KB
testcase_38 AC 155 ms
49,020 KB
testcase_39 AC 118 ms
45,168 KB
testcase_40 AC 149 ms
47,764 KB
testcase_41 AC 111 ms
44,676 KB
testcase_42 AC 204 ms
53,480 KB
testcase_43 AC 215 ms
53,572 KB
testcase_44 AC 394 ms
61,524 KB
testcase_45 AC 451 ms
60,632 KB
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 # 

import java.util.*; import java.io.*; import java.math.*;
public class Main{
	//Don't have to see. start------------------------------------------
	static class InputIterator{
		ArrayList<String> inputLine = new ArrayList<>(1024);
		int index = 0; int max; String read;
		InputIterator(){
			BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
			try{
				while((read = br.readLine()) != null){
					inputLine.addAll(Arrays.asList(read.split(" ")));
				}
			}catch(IOException e){}
			max = inputLine.size();
		}
		boolean hasNext(){return (index < max);}
		String next(){
			if(hasNext()){
				return inputLine.get(index++);
			}else{
				throw new IndexOutOfBoundsException("There is no more input");
			}
		}
	}
	static HashMap<Integer, String> CONVSTR = new HashMap<>();
	static InputIterator ii = new InputIterator();//This class cannot be used in reactive problem.
	static PrintWriter out = new PrintWriter(System.out);
	static void flush(){out.flush();}
	static void myout(Object t){out.println(t);}
	static void myerr(Object t){System.err.print("debug:");System.err.println(t);}
	static String next(){return ii.next();}
	static boolean hasNext(){return ii.hasNext();}
	static int nextInt(){return Integer.parseInt(next());}
	static long nextLong(){return Long.parseLong(next());}
	static double nextDouble(){return Double.parseDouble(next());}
	static ArrayList<String> nextCharArray(){return myconv(next(), 0);}
	static ArrayList<String> nextStrArray(int size){
		ArrayList<String> ret = new ArrayList<>(size);
		for(int i = 0; i < size; i++){
			ret.add(next());
		}
		return ret;
	}
	static ArrayList<Integer> nextIntArray(int size){
		ArrayList<Integer> ret = new ArrayList<>(size);
		for(int i = 0; i < size; i++){
			ret.add(Integer.parseInt(next()));
		}
		return ret;
	}
	static ArrayList<Long> nextLongArray(int size){
		ArrayList<Long> ret = new ArrayList<>(size);
		for(int i = 0; i < size; i++){
			ret.add(Long.parseLong(next()));
		}
		return ret;
	}
	@SuppressWarnings("unchecked")
	static String myconv(Object list, int no){//only join
		String joinString = CONVSTR.get(no);
		if(list instanceof String[]){
			return String.join(joinString, (String[])list);
		}else if(list instanceof ArrayList){
			return String.join(joinString, (ArrayList)list);
		}else{
			throw new ClassCastException("Don't join");
		}
	}
	static ArrayList<String> myconv(String str, int no){//only split
		String splitString = CONVSTR.get(no);
		return new ArrayList<String>(Arrays.asList(str.split(splitString)));
	}
	public static void main(String[] args){
		CONVSTR.put(8, " "); CONVSTR.put(9, "\n"); CONVSTR.put(0, "");
		solve();flush();
	}
	//Don't have to see. end------------------------------------------

	static void solve(){//Here is the main function
		int N = nextInt();
		int M = nextInt();
		int P = nextInt();
		int[] list = new int[N];
		int[] add = new int[N];
		for(int i = 0; i < N; i++){
			int v = nextInt();
			if(v > M){
				myout(1);
				return;
			}
			list[i] = v;
		}

		int min = 1 << 30;
		for(int i = 0; i < N; i++){
			long v = 1;
			int count = 0;
			if(list[i] == 1){
				continue;
			}
			boolean isOK = true;
			while(v <= M){
				while(v % P == 0){
					v /= P;
					count++;
					if(v == 1){
						isOK = false;
						break;
					}
				}
				if(!isOK){
					break;
				}
				v *= list[i];
				count++;
			}
			if(isOK){
				min = Math.min(min, count);
			}
		}
		if(min == (1 << 30)){
			myout(-1);
		}else{
			myout(min);
		}
	}
	//Method addition frame start



	//Method addition frame end
}
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