結果
問題 | No.634 硬貨の枚数1 |
ユーザー | uwi |
提出日時 | 2018-01-19 21:55:34 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 83 ms / 2,000 ms |
コード長 | 3,547 bytes |
コンパイル時間 | 4,465 ms |
コンパイル使用メモリ | 93,904 KB |
実行使用メモリ | 38,012 KB |
最終ジャッジ日時 | 2024-06-07 14:07:07 |
合計ジャッジ時間 | 11,857 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge5 |
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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 | 58 ms
36,632 KB |
testcase_01 | AC | 57 ms
36,628 KB |
testcase_02 | AC | 56 ms
36,936 KB |
testcase_03 | AC | 57 ms
36,768 KB |
testcase_04 | AC | 58 ms
37,116 KB |
testcase_05 | AC | 57 ms
36,720 KB |
testcase_06 | AC | 56 ms
37,116 KB |
testcase_07 | AC | 56 ms
36,724 KB |
testcase_08 | AC | 56 ms
36,460 KB |
testcase_09 | AC | 58 ms
36,468 KB |
testcase_10 | AC | 55 ms
36,724 KB |
testcase_11 | AC | 56 ms
36,676 KB |
testcase_12 | AC | 56 ms
36,420 KB |
testcase_13 | AC | 56 ms
36,724 KB |
testcase_14 | AC | 72 ms
37,836 KB |
testcase_15 | AC | 79 ms
37,428 KB |
testcase_16 | AC | 74 ms
37,276 KB |
testcase_17 | AC | 78 ms
37,228 KB |
testcase_18 | AC | 77 ms
37,236 KB |
testcase_19 | AC | 74 ms
37,884 KB |
testcase_20 | AC | 74 ms
37,512 KB |
testcase_21 | AC | 82 ms
37,528 KB |
testcase_22 | AC | 83 ms
37,740 KB |
testcase_23 | AC | 72 ms
37,556 KB |
testcase_24 | AC | 56 ms
36,476 KB |
testcase_25 | AC | 57 ms
37,024 KB |
testcase_26 | AC | 56 ms
36,764 KB |
testcase_27 | AC | 55 ms
36,744 KB |
testcase_28 | AC | 57 ms
36,800 KB |
testcase_29 | AC | 56 ms
36,764 KB |
testcase_30 | AC | 55 ms
36,764 KB |
testcase_31 | AC | 56 ms
36,800 KB |
testcase_32 | AC | 57 ms
36,892 KB |
testcase_33 | AC | 57 ms
36,448 KB |
testcase_34 | AC | 73 ms
38,012 KB |
testcase_35 | AC | 74 ms
37,580 KB |
testcase_36 | AC | 79 ms
37,324 KB |
testcase_37 | AC | 78 ms
37,564 KB |
testcase_38 | AC | 74 ms
37,664 KB |
testcase_39 | AC | 78 ms
37,660 KB |
testcase_40 | AC | 80 ms
37,532 KB |
testcase_41 | AC | 75 ms
37,284 KB |
testcase_42 | AC | 78 ms
37,748 KB |
testcase_43 | AC | 74 ms
37,836 KB |
testcase_44 | AC | 57 ms
36,948 KB |
testcase_45 | AC | 59 ms
36,764 KB |
testcase_46 | AC | 70 ms
37,696 KB |
testcase_47 | AC | 79 ms
37,376 KB |
testcase_48 | AC | 55 ms
36,940 KB |
testcase_49 | AC | 65 ms
36,900 KB |
testcase_50 | AC | 81 ms
37,488 KB |
testcase_51 | AC | 72 ms
37,664 KB |
testcase_52 | AC | 56 ms
36,800 KB |
testcase_53 | AC | 56 ms
36,976 KB |
testcase_54 | AC | 57 ms
37,024 KB |
testcase_55 | AC | 83 ms
37,220 KB |
testcase_56 | AC | 82 ms
37,304 KB |
testcase_57 | AC | 81 ms
37,216 KB |
testcase_58 | AC | 80 ms
37,520 KB |
testcase_59 | AC | 81 ms
37,436 KB |
testcase_60 | AC | 80 ms
37,652 KB |
testcase_61 | AC | 79 ms
37,228 KB |
testcase_62 | AC | 80 ms
37,776 KB |
testcase_63 | AC | 79 ms
37,708 KB |
testcase_64 | AC | 83 ms
37,440 KB |
testcase_65 | AC | 80 ms
37,664 KB |
testcase_66 | AC | 81 ms
37,480 KB |
testcase_67 | AC | 81 ms
37,272 KB |
testcase_68 | AC | 81 ms
37,428 KB |
testcase_69 | AC | 83 ms
37,228 KB |
testcase_70 | AC | 79 ms
37,884 KB |
testcase_71 | AC | 83 ms
37,644 KB |
testcase_72 | AC | 80 ms
37,480 KB |
testcase_73 | AC | 78 ms
37,472 KB |
testcase_74 | AC | 79 ms
37,644 KB |
testcase_75 | AC | 80 ms
37,228 KB |
testcase_76 | AC | 56 ms
36,796 KB |
testcase_77 | AC | 56 ms
36,440 KB |
ソースコード
package contest180119; import java.io.ByteArrayInputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.Arrays; import java.util.InputMismatchException; public class C { InputStream is; PrintWriter out; String INPUT = ""; void solve() { int n = ni(); for(int i = 1;i*(i+1)/2 <= n;i++){ if(i*(i+1)/2 == n){ out.println(1); return; } } for(int i = 1;i*(i+1)/2 <= n;i++){ for(int j = i;j*(j+1)/2+i*(i+1)/2 <= n;j++){ if(i*(i+1)/2+j*(j+1)/2 == n){ out.println(2); return; } } } out.println(3); // // int[] dp = new int[1000]; // Arrays.fill(dp, 999999); // dp[0] = 0; // for(int i = 1;i < 1000;i++){ // for(int j = 1;j*(j+1)/2 <= i;j++){ // dp[i] = Math.min(dp[i], dp[i-j*(j+1)/2] + 1); // } // } // tr(dp); } void run() throws Exception { is = INPUT.isEmpty() ? System.in : new ByteArrayInputStream(INPUT.getBytes()); out = new PrintWriter(System.out); long s = System.currentTimeMillis(); solve(); out.flush(); if(!INPUT.isEmpty())tr(System.currentTimeMillis()-s+"ms"); // Thread t = new Thread(null, null, "~", Runtime.getRuntime().maxMemory()){ // @Override // public void run() { // long s = System.currentTimeMillis(); // solve(); // out.flush(); // if(!INPUT.isEmpty())tr(System.currentTimeMillis()-s+"ms"); // } // }; // t.start(); // t.join(); } public static void main(String[] args) throws Exception { new C().run(); } private byte[] inbuf = new byte[1024]; public int lenbuf = 0, ptrbuf = 0; private int readByte() { if(lenbuf == -1)throw new InputMismatchException(); if(ptrbuf >= lenbuf){ ptrbuf = 0; try { lenbuf = is.read(inbuf); } catch (IOException e) { throw new InputMismatchException(); } if(lenbuf <= 0)return -1; } return inbuf[ptrbuf++]; } private boolean isSpaceChar(int c) { return !(c >= 33 && c <= 126); } private int skip() { int b; while((b = readByte()) != -1 && isSpaceChar(b)); return b; } private double nd() { return Double.parseDouble(ns()); } private char nc() { return (char)skip(); } private String ns() { int b = skip(); StringBuilder sb = new StringBuilder(); while(!(isSpaceChar(b))){ // when nextLine, (isSpaceChar(b) && b != ' ') sb.appendCodePoint(b); b = readByte(); } return sb.toString(); } private char[] ns(int n) { char[] buf = new char[n]; int b = skip(), p = 0; while(p < n && !(isSpaceChar(b))){ buf[p++] = (char)b; b = readByte(); } return n == p ? buf : Arrays.copyOf(buf, p); } private int[] na(int n) { int[] a = new int[n]; for(int i = 0;i < n;i++)a[i] = ni(); return a; } private long[] nal(int n) { long[] a = new long[n]; for(int i = 0;i < n;i++)a[i] = nl(); return a; } private char[][] nm(int n, int m) { char[][] map = new char[n][]; for(int i = 0;i < n;i++)map[i] = ns(m); return map; } private int[][] nmi(int n, int m) { int[][] map = new int[n][]; for(int i = 0;i < n;i++)map[i] = na(m); return map; } private int ni() { return (int)nl(); } private long nl() { long num = 0; int b; boolean minus = false; while((b = readByte()) != -1 && !((b >= '0' && b <= '9') || b == '-')); if(b == '-'){ minus = true; b = readByte(); } while(true){ if(b >= '0' && b <= '9'){ num = num * 10 + (b - '0'); }else{ return minus ? -num : num; } b = readByte(); } } private static void tr(Object... o) { System.out.println(Arrays.deepToString(o)); } }