結果

問題 No.438 Cwwプログラミング入門
ユーザー 37zigen37zigen
提出日時 2020-04-15 05:13:40
言語 Java19
(openjdk 21)
結果
AC  
実行時間 75 ms / 2,000 ms
コード長 4,341 bytes
コンパイル時間 3,103 ms
コンパイル使用メモリ 77,964 KB
実行使用メモリ 51,076 KB
最終ジャッジ日時 2023-07-24 22:52:08
合計ジャッジ時間 12,429 ms
ジャッジサーバーID
(参考情報)
judge15 / judge11
このコードへのチャレンジ(β)

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 AC 62 ms
50,348 KB
testcase_01 AC 62 ms
50,572 KB
testcase_02 AC 43 ms
49,476 KB
testcase_03 AC 44 ms
49,448 KB
testcase_04 AC 44 ms
49,668 KB
testcase_05 AC 43 ms
49,416 KB
testcase_06 AC 43 ms
47,532 KB
testcase_07 AC 43 ms
49,372 KB
testcase_08 AC 61 ms
50,800 KB
testcase_09 AC 62 ms
50,724 KB
testcase_10 AC 63 ms
50,432 KB
testcase_11 AC 61 ms
50,544 KB
testcase_12 AC 61 ms
50,712 KB
testcase_13 AC 44 ms
49,564 KB
testcase_14 AC 61 ms
50,236 KB
testcase_15 AC 43 ms
49,420 KB
testcase_16 AC 61 ms
50,164 KB
testcase_17 AC 61 ms
50,100 KB
testcase_18 AC 43 ms
49,312 KB
testcase_19 AC 44 ms
49,288 KB
testcase_20 AC 60 ms
48,368 KB
testcase_21 AC 63 ms
50,820 KB
testcase_22 AC 61 ms
50,332 KB
testcase_23 AC 60 ms
50,604 KB
testcase_24 AC 44 ms
49,364 KB
testcase_25 AC 60 ms
50,700 KB
testcase_26 AC 61 ms
50,616 KB
testcase_27 AC 43 ms
49,332 KB
testcase_28 AC 61 ms
50,604 KB
testcase_29 AC 61 ms
50,812 KB
testcase_30 AC 44 ms
49,868 KB
testcase_31 AC 61 ms
50,628 KB
testcase_32 AC 64 ms
50,704 KB
testcase_33 AC 63 ms
51,076 KB
testcase_34 AC 44 ms
49,808 KB
testcase_35 AC 61 ms
50,892 KB
testcase_36 AC 61 ms
50,572 KB
testcase_37 AC 62 ms
50,756 KB
testcase_38 AC 44 ms
49,424 KB
testcase_39 AC 61 ms
50,664 KB
testcase_40 AC 44 ms
49,416 KB
testcase_41 AC 61 ms
50,616 KB
testcase_42 AC 62 ms
50,540 KB
testcase_43 AC 44 ms
49,420 KB
testcase_44 AC 75 ms
50,612 KB
testcase_45 AC 60 ms
50,824 KB
testcase_46 AC 61 ms
50,688 KB
testcase_47 AC 60 ms
50,756 KB
testcase_48 AC 57 ms
50,300 KB
testcase_49 AC 48 ms
49,588 KB
testcase_50 AC 43 ms
49,424 KB
testcase_51 AC 44 ms
49,340 KB
testcase_52 AC 59 ms
49,748 KB
testcase_53 AC 55 ms
50,376 KB
testcase_54 AC 43 ms
49,380 KB
testcase_55 AC 55 ms
50,100 KB
testcase_56 AC 58 ms
49,884 KB
testcase_57 AC 43 ms
49,744 KB
testcase_58 AC 43 ms
49,476 KB
testcase_59 AC 59 ms
50,508 KB
testcase_60 AC 43 ms
49,868 KB
testcase_61 AC 60 ms
50,572 KB
testcase_62 AC 43 ms
49,464 KB
testcase_63 AC 58 ms
50,408 KB
testcase_64 AC 58 ms
50,420 KB
testcase_65 AC 44 ms
49,516 KB
testcase_66 AC 61 ms
50,448 KB
testcase_67 AC 44 ms
49,412 KB
testcase_68 AC 42 ms
49,304 KB
testcase_69 AC 43 ms
49,296 KB
testcase_70 AC 43 ms
49,744 KB
testcase_71 AC 44 ms
49,596 KB
testcase_72 AC 42 ms
49,236 KB
testcase_73 AC 42 ms
49,428 KB
testcase_74 AC 43 ms
49,296 KB
testcase_75 AC 44 ms
49,524 KB
testcase_76 AC 48 ms
49,664 KB
testcase_77 AC 43 ms
49,384 KB
testcase_78 AC 43 ms
49,412 KB
testcase_79 AC 43 ms
49,472 KB
testcase_80 AC 44 ms
49,476 KB
testcase_81 AC 43 ms
49,320 KB
testcase_82 AC 43 ms
49,596 KB
testcase_83 AC 43 ms
49,356 KB
testcase_84 AC 43 ms
49,816 KB
testcase_85 AC 43 ms
49,324 KB
testcase_86 AC 43 ms
47,468 KB
testcase_87 AC 43 ms
49,624 KB
testcase_88 AC 62 ms
50,616 KB
testcase_89 AC 75 ms
50,584 KB
testcase_90 AC 48 ms
49,612 KB
testcase_91 AC 67 ms
50,352 KB
testcase_92 AC 47 ms
49,324 KB
testcase_93 AC 43 ms
49,800 KB
testcase_94 AC 43 ms
49,244 KB
testcase_95 AC 72 ms
50,880 KB
testcase_96 AC 44 ms
49,380 KB
testcase_97 AC 62 ms
50,564 KB
testcase_98 AC 44 ms
49,516 KB
testcase_99 AC 45 ms
49,612 KB
testcase_100 AC 56 ms
50,324 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.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.util.ArrayDeque;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.NoSuchElementException;
import java.util.Stack;

public class Main {

	void check(String str,long x,long y,long z) {
		assert str.length()<=10000:"size is invalid";
		ArrayDeque<Long> stack=new ArrayDeque<>();
		for (char c:str.toCharArray()) {
			if (c=='c') stack.addFirst(x);
			else if(c=='w') stack.addFirst(y);
			else if(c=='C') {
				long a=stack.pollFirst();
				long b=stack.pollFirst();
				stack.addFirst(a+b);
			} else if(c=='W') {
				long a=stack.pollFirst();
				long b=stack.pollFirst();
				stack.addFirst(a-b);
			}
		}
		assert stack.peekFirst()==z:stack.peekFirst()+"!="+z;
	}
	
	void run() {
		FastScanner sc=new FastScanner();
		PrintWriter pw=new PrintWriter(System.out);
		ArrayList<String> positive=new ArrayList<>();
		ArrayList<String> negative=new ArrayList<>();
		
		String c="c";
		String w="w";
		long x=sc.nextLong();//c
		long y=sc.nextLong();//w
		long z=sc.nextLong();
		if (y==0) {
			x^=y;y^=x;x^=y;
			c="w";w="c";
		}
		if (z==0) {
			System.out.println("ccW");
			return;
		}
		if (x==0&&y==0&&z!=0) {
			System.out.println("NO");
			return;
		}
//		StringBuilder sb=new StringBuilder();
		// x*a+y*b==z
		for (int a=-10000;a<=10000;++a) {
			long b=(z-x*a)/y;
			if (x*a+y*b!=z) continue;
			if (2*(Math.abs(a)+Math.abs(b))-1>10000||(a==0&&b==0)) continue;
			for (int i=0;i<Math.abs(a);++i) {
				if (a>0) positive.add(c);
				else negative.add(c);
			}
			for (int i=0;i<Math.abs(b);++i) {
				if (b>0) positive.add(w);
				else negative.add(w);
			}
			if (negative.size()>0) {
				for (String s:negative) {
					pw.print(s);
//					sb.append(s);
				}
				pw.print("C".repeat(negative.size()-1));
//				sb.append("C".repeat(negative.size()-1));
			}

			for (String s:positive) {
				pw.print(s);
//				sb.append(s);
			}
			pw.print("C".repeat(positive.size()-1));
//			sb.append("C".repeat(positive.size()-1));
			if (negative.size()>0) pw.print("W");
//			if (negative.size()>0) sb.append("W");
//			check(sb.toString(),x,y,z);
			pw.close();
			return;
		}
		pw.println("NO");
		pw.close();
	}
	
	void tr(Object...objects) {System.out.println(Arrays.deepToString(objects));}
	
    public static void main(String[] args) {
    	new Main().run();
    }
}




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;}
    private void skipUnprintable() { while(hasNextByte() && !isPrintableChar(buffer[ptr])) ptr++;}
    public boolean hasNext() { skipUnprintable(); 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() {
    	return (int)nextLong();
    }
}
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