結果
問題 | No.634 硬貨の枚数1 |
ユーザー | 37zigen |
提出日時 | 2020-03-22 23:56:13 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 58 ms / 2,000 ms |
コード長 | 2,970 bytes |
コンパイル時間 | 2,712 ms |
コンパイル使用メモリ | 78,280 KB |
実行使用メモリ | 50,244 KB |
最終ジャッジ日時 | 2024-06-07 20:32:32 |
合計ジャッジ時間 | 9,308 ms |
ジャッジサーバーID (参考情報) |
judge1 / 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 | AC | 53 ms
50,008 KB |
testcase_01 | AC | 51 ms
50,220 KB |
testcase_02 | AC | 51 ms
50,020 KB |
testcase_03 | AC | 51 ms
50,084 KB |
testcase_04 | AC | 51 ms
50,056 KB |
testcase_05 | AC | 52 ms
50,184 KB |
testcase_06 | AC | 54 ms
50,064 KB |
testcase_07 | AC | 51 ms
50,132 KB |
testcase_08 | AC | 52 ms
49,976 KB |
testcase_09 | AC | 51 ms
50,036 KB |
testcase_10 | AC | 53 ms
50,092 KB |
testcase_11 | AC | 51 ms
50,240 KB |
testcase_12 | AC | 58 ms
50,052 KB |
testcase_13 | AC | 53 ms
49,992 KB |
testcase_14 | AC | 51 ms
49,960 KB |
testcase_15 | AC | 54 ms
49,716 KB |
testcase_16 | AC | 54 ms
49,944 KB |
testcase_17 | AC | 53 ms
50,076 KB |
testcase_18 | AC | 51 ms
50,084 KB |
testcase_19 | AC | 53 ms
50,056 KB |
testcase_20 | AC | 53 ms
50,080 KB |
testcase_21 | AC | 52 ms
49,964 KB |
testcase_22 | AC | 54 ms
49,816 KB |
testcase_23 | AC | 53 ms
50,044 KB |
testcase_24 | AC | 52 ms
50,072 KB |
testcase_25 | AC | 51 ms
50,048 KB |
testcase_26 | AC | 51 ms
49,980 KB |
testcase_27 | AC | 55 ms
50,160 KB |
testcase_28 | AC | 51 ms
50,052 KB |
testcase_29 | AC | 50 ms
49,912 KB |
testcase_30 | AC | 51 ms
49,948 KB |
testcase_31 | AC | 50 ms
50,016 KB |
testcase_32 | AC | 50 ms
49,760 KB |
testcase_33 | AC | 50 ms
49,900 KB |
testcase_34 | AC | 53 ms
50,068 KB |
testcase_35 | AC | 52 ms
50,076 KB |
testcase_36 | AC | 54 ms
49,848 KB |
testcase_37 | AC | 51 ms
50,024 KB |
testcase_38 | AC | 52 ms
50,088 KB |
testcase_39 | AC | 54 ms
49,796 KB |
testcase_40 | AC | 54 ms
49,956 KB |
testcase_41 | AC | 58 ms
49,720 KB |
testcase_42 | AC | 53 ms
49,972 KB |
testcase_43 | AC | 52 ms
49,712 KB |
testcase_44 | AC | 51 ms
50,032 KB |
testcase_45 | AC | 53 ms
50,172 KB |
testcase_46 | AC | 53 ms
49,836 KB |
testcase_47 | AC | 55 ms
50,092 KB |
testcase_48 | AC | 51 ms
50,092 KB |
testcase_49 | AC | 51 ms
50,116 KB |
testcase_50 | AC | 53 ms
49,936 KB |
testcase_51 | AC | 53 ms
50,052 KB |
testcase_52 | AC | 50 ms
50,072 KB |
testcase_53 | AC | 52 ms
49,852 KB |
testcase_54 | AC | 51 ms
50,244 KB |
testcase_55 | AC | 54 ms
49,752 KB |
testcase_56 | AC | 52 ms
50,068 KB |
testcase_57 | AC | 53 ms
49,868 KB |
testcase_58 | AC | 54 ms
50,012 KB |
testcase_59 | AC | 53 ms
50,192 KB |
testcase_60 | AC | 53 ms
50,036 KB |
testcase_61 | AC | 52 ms
50,020 KB |
testcase_62 | AC | 53 ms
49,940 KB |
testcase_63 | AC | 55 ms
50,220 KB |
testcase_64 | AC | 56 ms
49,956 KB |
testcase_65 | AC | 54 ms
50,008 KB |
testcase_66 | AC | 54 ms
50,136 KB |
testcase_67 | AC | 53 ms
49,856 KB |
testcase_68 | AC | 55 ms
49,716 KB |
testcase_69 | AC | 54 ms
50,136 KB |
testcase_70 | AC | 58 ms
49,728 KB |
testcase_71 | AC | 54 ms
50,144 KB |
testcase_72 | AC | 54 ms
49,928 KB |
testcase_73 | AC | 53 ms
50,152 KB |
testcase_74 | AC | 53 ms
49,832 KB |
testcase_75 | AC | 53 ms
49,988 KB |
testcase_76 | AC | 50 ms
50,064 KB |
testcase_77 | AC | 51 ms
50,104 KB |
ソースコード
import java.io.FileNotFoundException; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.Arrays; import java.util.NoSuchElementException; public class Main { public static void main(String[] args) throws FileNotFoundException { long t = System.currentTimeMillis(); new Main().run(); System.err.println(System.currentTimeMillis() - t); } void run() { FastScanner sc = new FastScanner(); PrintWriter pw=new PrintWriter(System.out); long N=sc.nextLong(); long[] a=new long[4000]; for(long i=1;i<a.length;++i)a[(int)i]=i*(i+1)/2; if(Arrays.binarySearch(a, N)>=0) { System.out.println(1); }else { boolean find=false; for(long i=1;i*(i+1)/2<=N;++i) { if(Arrays.binarySearch(a, N-i*(i+1)/2)>=0) { System.out.println(2); find=true; break; } } if(!find) { System.out.println(3); } } pw.close(); } static void tr(Object... objects) { System.out.println(Arrays.deepToString(objects)); } } 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(); } }