結果
問題 | No.1150 シュークリームゲーム(Easy) |
ユーザー | uwi |
提出日時 | 2020-08-15 12:47:06 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 111 ms / 2,000 ms |
コード長 | 3,825 bytes |
コンパイル時間 | 4,483 ms |
コンパイル使用メモリ | 84,088 KB |
実行使用メモリ | 39,916 KB |
最終ジャッジ日時 | 2024-10-10 17:40:48 |
合計ジャッジ時間 | 9,205 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge1 |
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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 | 51 ms
37,116 KB |
testcase_01 | AC | 52 ms
37,032 KB |
testcase_02 | AC | 52 ms
36,956 KB |
testcase_03 | AC | 51 ms
37,068 KB |
testcase_04 | AC | 52 ms
37,140 KB |
testcase_05 | AC | 52 ms
37,140 KB |
testcase_06 | AC | 54 ms
37,076 KB |
testcase_07 | AC | 52 ms
36,472 KB |
testcase_08 | AC | 52 ms
36,512 KB |
testcase_09 | AC | 52 ms
36,772 KB |
testcase_10 | AC | 54 ms
36,504 KB |
testcase_11 | AC | 52 ms
36,548 KB |
testcase_12 | AC | 52 ms
37,024 KB |
testcase_13 | AC | 53 ms
37,196 KB |
testcase_14 | AC | 52 ms
37,076 KB |
testcase_15 | AC | 52 ms
37,192 KB |
testcase_16 | AC | 52 ms
36,848 KB |
testcase_17 | AC | 55 ms
37,060 KB |
testcase_18 | AC | 53 ms
37,048 KB |
testcase_19 | AC | 53 ms
36,828 KB |
testcase_20 | AC | 54 ms
37,152 KB |
testcase_21 | AC | 52 ms
36,872 KB |
testcase_22 | AC | 108 ms
39,432 KB |
testcase_23 | AC | 107 ms
39,624 KB |
testcase_24 | AC | 107 ms
39,068 KB |
testcase_25 | AC | 104 ms
39,076 KB |
testcase_26 | AC | 106 ms
39,552 KB |
testcase_27 | AC | 107 ms
39,392 KB |
testcase_28 | AC | 108 ms
39,428 KB |
testcase_29 | AC | 102 ms
39,264 KB |
testcase_30 | AC | 108 ms
39,688 KB |
testcase_31 | AC | 106 ms
39,072 KB |
testcase_32 | AC | 107 ms
39,200 KB |
testcase_33 | AC | 110 ms
39,156 KB |
testcase_34 | AC | 108 ms
39,336 KB |
testcase_35 | AC | 107 ms
39,464 KB |
testcase_36 | AC | 108 ms
39,788 KB |
testcase_37 | AC | 111 ms
39,668 KB |
testcase_38 | AC | 109 ms
39,280 KB |
testcase_39 | AC | 107 ms
39,360 KB |
testcase_40 | AC | 108 ms
39,712 KB |
testcase_41 | AC | 110 ms
39,508 KB |
testcase_42 | AC | 102 ms
39,768 KB |
testcase_43 | AC | 105 ms
39,916 KB |
testcase_44 | AC | 110 ms
39,752 KB |
ソースコード
package no1xxx; 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 No1150 { InputStream is; PrintWriter out; String INPUT = ""; void solve() { int n = ni(), s = ni()-1, t = ni()-1; int[] a = na(n); long[] ca = cum(a); int len = (n+1)/2; long ans = Long.MIN_VALUE; int st = s < t ? (s+t)/2 + 1 : ((s+t+n)/2+1)%n; int st2 = s < t ? (s+t+n-1)/2%n : (s+t-1)/2; for(int i = 0;i < n;i++){ long sum = ca[(i+len) % n] - ca[i] + (i+len >= n ? ca[n] : 0); sum -= ca[i] - ca[(i+len)%n] + (i+len < n ? ca[n] : 0); if(in(i, (i+len-1)%n, s) && !in(i, (i+len-1)%n, st) && !in(i, (i+len-1)%n, st2)){ // tr(i); ans = Math.max(ans, sum); } } out.println(ans); } static boolean in(int a, int b, int t) { if(a <= b){ return a <= t && t <= b; }else{ return !(b < t && t < a); } } static long[] cum(int... a){ long[] b = new long[a.length+1]; for(int i = 0;i < a.length;i++)b[i+1] = b[i] + a[i]; return b; } 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 No1150().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)); } }