結果
問題 | No.630 門松グラフ |
ユーザー | uwi |
提出日時 | 2018-01-05 21:33:08 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 328 ms / 1,500 ms |
コード長 | 3,478 bytes |
コンパイル時間 | 3,748 ms |
コンパイル使用メモリ | 81,168 KB |
実行使用メモリ | 57,596 KB |
最終ジャッジ日時 | 2023-08-24 20:29:56 |
合計ジャッジ時間 | 11,553 ms |
ジャッジサーバーID (参考情報) |
judge13 / judge15 |
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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 | 79 ms
52,344 KB |
testcase_01 | AC | 41 ms
49,296 KB |
testcase_02 | AC | 42 ms
49,288 KB |
testcase_03 | AC | 79 ms
52,480 KB |
testcase_04 | AC | 80 ms
52,816 KB |
testcase_05 | AC | 41 ms
49,744 KB |
testcase_06 | AC | 42 ms
49,268 KB |
testcase_07 | AC | 78 ms
52,676 KB |
testcase_08 | AC | 79 ms
52,928 KB |
testcase_09 | AC | 42 ms
49,316 KB |
testcase_10 | AC | 42 ms
49,400 KB |
testcase_11 | AC | 79 ms
52,688 KB |
testcase_12 | AC | 79 ms
52,380 KB |
testcase_13 | AC | 41 ms
49,288 KB |
testcase_14 | AC | 79 ms
52,380 KB |
testcase_15 | AC | 80 ms
52,824 KB |
testcase_16 | AC | 79 ms
53,676 KB |
testcase_17 | AC | 78 ms
52,640 KB |
testcase_18 | AC | 79 ms
50,544 KB |
testcase_19 | AC | 79 ms
53,544 KB |
testcase_20 | AC | 320 ms
57,028 KB |
testcase_21 | AC | 42 ms
49,416 KB |
testcase_22 | AC | 328 ms
57,176 KB |
testcase_23 | AC | 42 ms
49,328 KB |
testcase_24 | AC | 249 ms
57,060 KB |
testcase_25 | AC | 42 ms
49,508 KB |
testcase_26 | AC | 239 ms
57,080 KB |
testcase_27 | AC | 258 ms
56,716 KB |
testcase_28 | AC | 312 ms
57,308 KB |
testcase_29 | AC | 295 ms
57,236 KB |
testcase_30 | AC | 297 ms
57,316 KB |
testcase_31 | AC | 277 ms
57,160 KB |
testcase_32 | AC | 253 ms
57,252 KB |
testcase_33 | AC | 204 ms
56,476 KB |
testcase_34 | AC | 256 ms
56,944 KB |
testcase_35 | AC | 230 ms
57,596 KB |
ソースコード
package contest180105; 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 D { InputStream is; PrintWriter out; String INPUT = ""; void solve() { int n = ni(), m = ni(); if(m < n-1){ out.println("NO"); return; } for(int k = 1;k <= n;k++){ if((long)k*(n-k) >= m){ out.println("YES"); for(int i = 0;i < n;i++){ out.print(i + 1 + " "); } out.println(); for(int i = 0;i < k;i++){ for(int j = k;j < n;j++){ if(m > 0){ out.println((i+1) + " " + (j+1)); m--; }else{ break; } } } return; } } out.println("NO"); } 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 D().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)); } }