結果
問題 | No.230 Splarraay スプラレェーイ |
ユーザー | ぴろず |
提出日時 | 2015-11-26 22:15:49 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 399 ms / 5,000 ms |
コード長 | 7,168 bytes |
コンパイル時間 | 4,821 ms |
コンパイル使用メモリ | 81,592 KB |
実行使用メモリ | 50,916 KB |
最終ジャッジ日時 | 2024-09-13 17:44:10 |
合計ジャッジ時間 | 8,751 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge4 |
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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 | 85 ms
39,660 KB |
testcase_01 | AC | 87 ms
38,896 KB |
testcase_02 | AC | 77 ms
38,300 KB |
testcase_03 | AC | 81 ms
39,736 KB |
testcase_04 | AC | 81 ms
38,700 KB |
testcase_05 | AC | 106 ms
40,044 KB |
testcase_06 | AC | 151 ms
41,348 KB |
testcase_07 | AC | 102 ms
39,880 KB |
testcase_08 | AC | 132 ms
41,568 KB |
testcase_09 | AC | 282 ms
47,788 KB |
testcase_10 | AC | 256 ms
41,092 KB |
testcase_11 | AC | 237 ms
43,140 KB |
testcase_12 | AC | 278 ms
47,388 KB |
testcase_13 | AC | 163 ms
41,196 KB |
testcase_14 | AC | 194 ms
49,596 KB |
testcase_15 | AC | 336 ms
50,916 KB |
testcase_16 | AC | 351 ms
50,508 KB |
testcase_17 | AC | 399 ms
50,284 KB |
testcase_18 | AC | 288 ms
50,684 KB |
testcase_19 | AC | 312 ms
50,488 KB |
ソースコード
package test; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.ArrayList; import java.util.InputMismatchException; import java.util.NoSuchElementException; public class Main { public static void main(String[] args) { // RangeSetRangeSumLong st = new RangeSetRangeSumLong(8); // st.set(0, 7, 10); // System.out.println(st.sum(3, 5)); IO io = new IO(); int n = io.nextInt(); int q = io.nextInt(); RangeSetRangeSumLong teamA = new RangeSetRangeSumLong(n); RangeSetRangeSumLong teamB = new RangeSetRangeSumLong(n); long scoreA = 0,scoreB = 0; // System.out.println("----"); // System.out.println(teamA); // System.out.println(teamB); for(int i=0;i<q;i++) { int x = io.nextInt(); int l = io.nextInt(); int r = io.nextInt(); if (x == 0) { long a = teamA.sum(l, r + 1); long b = teamB.sum(l, r + 1); // System.out.println(a + " - " + b); if (a > b) { scoreA += a; }else if(a < b) { scoreB += b; } }else if(x == 1) { teamA.set(l, r + 1, 1); teamB.set(l, r + 1, 0); }else{ teamA.set(l, r + 1, 0); teamB.set(l, r + 1, 1); } // System.out.println("----"); // System.out.println(teamA); // System.out.println(teamB); } scoreA += teamA.sum(0, n); scoreB += teamB.sum(0, n); System.out.println(scoreA + " " + scoreB); } } class RangeSetRangeSumLong { private int size,n = 1; private long[] sum; private boolean[] lazy; private long[] lazyValue; public RangeSetRangeSumLong(int size) { this.size = size; while(this.n<this.size) { this.n*=2; } sum = new long[n*2-1]; lazy = new boolean[n*2-1]; lazyValue = new long[n*2-1]; } private void propagate(int k) { if (lazy[k] && k < n - 1) { sum[k*2+1] = sum[k*2+2] = sum[k] >> 1; //区間の長さが半分だからこうなる lazy[k*2+1] = lazy[k*2+2] = true; lazyValue[k*2+1] = lazyValue[k*2+1] = lazyValue[k]; } lazy[k] = false; } private void update(int k) { sum[k] = sum[k*2+1] + sum[k*2+2]; } public void set(int begin,int end,long x) { set(begin,end,x,0,0,n); } private void set(int begin,int end,long x,int k,int l,int r) { propagate(k); //先に遅延された値があれば伝搬 if (r <= begin || end <= l) { //交差してない return; } if (begin <= l && r <= end) { //含んでるからここの値はちゃんとして、下に丸投げ。 sum[k] = x * (r - l); lazy[k] = true; lazyValue[k] = x; propagate(k); return; } //中途半端な場合はちゃんとやらないとまずい set(begin,end,x,k*2+1,l,(l+r)>>>1); set(begin,end,x,k*2+2,(l+r)>>>1,r); update(k); //この3つでここの値がちゃんとする } public long sum(int begin,int end) { return sum(begin,end,0,0,n); } private long sum(int begin,int end,int k,int l,int r) { propagate(k); //先に遅延された値があれば伝搬 if (r <= begin || end <= l) { //交差してない return 0; } if (begin <= l && r <= end) { //含んでる。ここの値は正しくなってる。 return sum[k]; } //ちゃんと計算 long sum1 = sum(begin,end,k*2+1,l,(l+r)/2); long sum2 = sum(begin,end,k*2+2,(l+r)/2,r); update(k); //遅延伝搬があるからsumクエリでも値の更新が必要。 return sum1 + sum2; } //遅延伝搬大破壊 public String toString() { ArrayList<Long> data = new ArrayList<>(); for(int i=0;i<size;i++) { data.add(sum(i, i+1)); } return data.toString(); } } class IO extends PrintWriter { private final InputStream in; private final byte[] buffer = new byte[1024]; private int ptr = 0; private int buflen = 0; public IO() { this(System.in);} public IO(InputStream source) { super(System.out); this.in = source;} 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 static boolean isNewLine(int c) { return c == '\n' || c == '\r';} public boolean hasNext() { while(hasNextByte() && !isPrintableChar(buffer[ptr])) ptr++; return hasNextByte();} public boolean hasNextLine() { while(hasNextByte() && isNewLine(buffer[ptr])) ptr++; 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 char[] nextCharArray(int len) { if (!hasNext()) { throw new NoSuchElementException(); } char[] s = new char[len]; int i = 0; int b = readByte(); while(isPrintableChar(b)) { if (i == len) { throw new InputMismatchException(); } s[i++] = (char) b; b = readByte(); } return s; } public String nextLine() { if (!hasNextLine()) { throw new NoSuchElementException(); } StringBuilder sb = new StringBuilder(); int b = readByte(); while(!isNewLine(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() { long nl = nextLong(); if (nl < Integer.MIN_VALUE || nl > Integer.MAX_VALUE) { throw new NumberFormatException(); } return (int) nl; } public char nextChar() { if (!hasNext()) { throw new NoSuchElementException(); } return (char) readByte(); } public double nextDouble() { return Double.parseDouble(next());} public int[] nextIntArray(int n) { int[] a = new int[n]; for(int i=0;i<n;i++) a[i] = nextInt(); return a;} public long[] nextLongArray(int n) { long[] a = new long[n]; for(int i=0;i<n;i++) a[i] = nextLong(); return a;} public double[] nextDoubleArray(int n) { double[] a = new double[n]; for(int i=0;i<n;i++) a[i] = nextDouble(); return a;} public void nextIntArrays(int[]... a) { for(int i=0;i<a[0].length;i++) for(int j=0;j<a.length;j++) a[j][i] = nextInt();} public int[][] nextIntMatrix(int n,int m) { int[][] a = new int[n][]; for(int i=0;i<n;i++) a[i] = nextIntArray(m); return a;} public char[][] nextCharMap(int n,int m) { char[][] a = new char[n][]; for(int i=0;i<n;i++) a[i] = nextCharArray(m); return a;} public void close() { super.close(); try {in.close();} catch (IOException e) {}} }