結果

問題 No.255 Splarrraaay スプラーレェーーイ
ユーザー uwiuwi
提出日時 2015-07-25 16:42:00
言語 Java
(openjdk 23)
結果
AC  
実行時間 1,461 ms / 10,000 ms
コード長 8,039 bytes
コンパイル時間 4,338 ms
コンパイル使用メモリ 81,768 KB
実行使用メモリ 83,564 KB
最終ジャッジ日時 2024-10-12 19:29:56
合計ジャッジ時間 17,330 ms
ジャッジサーバーID
(参考情報)
judge2 / judge3
このコードへのチャレンジ
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ファイルパターン 結果
other AC * 10
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ソースコード

diff #
プレゼンテーションモードにする

package contest;
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 Q637_2 {
InputStream is;
PrintWriter out;
String INPUT = "";
static long mod = 1000000000000000009L;
void solve()
{
long n = nl();
int Q = ni();
int[] ts = new int[Q];
int[] ls = new int[Q];
int[] rs = new int[Q];
long[] xi = new long[Q*2];
for(int i = 0;i < Q;i++){
ts[i] = ni();
xi[i*2] = nl()<<19|i*2;
xi[i*2+1] = nl()+1<<19|i*2+1;
}
Arrays.sort(xi);
long[] imap = new long[Q*2];
int p = 0;
for(int i = 0;i < Q*2;i++){
if(i == 0 || xi[i]>>>19 != xi[i-1]>>>19){
imap[p++] = xi[i]>>>19;
}
int ind = (int)(xi[i]&(1L<<19)-1);
if((ind&1) == 0){
ls[ind/2] = p-1;
}else{
rs[ind/2] = p-1;
}
}
long[] score = new long[6];
long[] best = new long[Q];
int[] argbest = new int[Q];
Arrays.fill(best, -1L);
Arrays.fill(argbest, -1);
SegmentTreeOverwriteRSQ1D st = new SegmentTreeOverwriteRSQ1D(imap);
for(int k = 1;k <= 5;k++){
st.update(0, imap.length);
for(int i = 0;i < Q;i++){
int t = ts[i];
int L = ls[i];
int R = rs[i];
if(t == 0){
long s = st.sum(L, R);
if(s > best[i]){
best[i] = s; argbest[i] = k;
}else if(s == best[i] && argbest[i] != -1){
argbest[i] = -1;
}
}else if(t == k){
st.add(L, R);
}else{
st.update(L, R);
}
}
score[k] = st.sum[1];
}
for(int i = 0;i < Q;i++){
if(ts[i] == 0){
if(argbest[i] != -1){
score[argbest[i]] += best[i];
score[argbest[i]] %= mod;
}
}
}
for(int i = 1;i <= 5;i++){
if(i > 1)out.print(" ");
out.print(score[i]%mod);
}
out.println();
}
public static class SegmentTreeOverwriteRSQ1D {
public int M, H, N;
public long[] sum;
public int[] plus;
public boolean[] zerocover;
// public long[] cover;
private long I = Long.MAX_VALUE;
public long[] lens;
public long[] co;
public SegmentTreeOverwriteRSQ1D(long[] co)
{
this.co = co;
N = co.length;
M = Integer.highestOneBit(Math.max(N-1, 1))<<2;
H = M>>>1;
zerocover = new boolean[H];
plus = new int[H];
sum = new long[M];
Arrays.fill(sum, 0L);
lens = new long[M];
for(int i = 0;i < N-1;i++){
lens[i+H] = co[i+1]-co[i];
}
for(int i = H-1;i >= 1;i--){
lens[i] = lens[2*i] + lens[2*i+1];
propagate(i);
}
}
private void propagate(int i)
{
if(!zerocover[i]){
sum[i] = sum[2*i] + sum[2*i+1] + plus[i] * lens[i];
}else{
sum[i] = plus[i] * lens[i];
}
}
public void update(int l, int r){ update(l, r, 0, H, 1); }
private void update(int l, int r, int cl, int cr, int cur)
{
if(l <= cl && cr <= r){
if(cr == cl+1){
sum[cur] = 0L;
}else{
zerocover[cur] = true;
plus[cur] = 0;
propagate(cur);
}
}else{
int mid = cl+cr>>>1;
boolean bp = false;
if(zerocover[cur]){
if(2*cur >= H){
sum[2*cur] = sum[2*cur+1] = 0L;
}else{
zerocover[2*cur] = zerocover[2*cur+1] = true;
plus[2*cur] = plus[2*cur+1] = 0;
bp = true;
}
zerocover[cur] = false;
}
{ // back-propagate plus&slope
if(2*cur >= H){
sum[2*cur] += plus[cur] * lens[2*cur];
sum[2*cur+1] += plus[cur] * lens[2*cur+1];
}else{
plus[2*cur] += plus[cur];
plus[2*cur+1] += plus[cur];
bp = true;
}
plus[cur] = 0;
}
if(cl < r && l < mid){
update(l, r, cl, mid, 2*cur);
}else if(bp){
propagate(2*cur);
}
if(mid < r && l < cr){
update(l, r, mid, cr, 2*cur+1);
}else if(bp){
propagate(2*cur+1);
}
propagate(cur);
}
}
public void add(int l, int r){ add(l, r, 0, H, 1); }
private void add(int l, int r, int cl, int cr, int cur)
{
if(l <= cl && cr <= r){
if(cr == cl+1){
sum[cur] += lens[cur];
}else{
plus[cur] += 1;
propagate(cur);
}
}else{
int mid = cl+cr>>>1;
boolean bp = false;
if(zerocover[cur]){
if(2*cur >= H){
sum[2*cur] = sum[2*cur+1] = 0L;
}else{
zerocover[2*cur] = zerocover[2*cur+1] = true;
plus[2*cur] = plus[2*cur+1] = 0;
bp = true;
}
zerocover[cur] = false;
}
if(cl < r && l < mid){
add(l, r, cl, mid, 2*cur);
}else if(bp){
propagate(2*cur);
}
if(mid < r && l < cr){
add(l, r, mid, cr, 2*cur+1);
}else if(bp){
propagate(2*cur+1);
}
propagate(cur);
}
}
public long sum(int l, int r){ return sum(l, r, 0, H, 1); }
private long sum(int l, int r, int cl, int cr, int cur)
{
if(l <= cl && cr <= r){
return sum[cur];
}else{
long inter = co[Math.min(cr, r)] - co[Math.max(cl, l)];
if(zerocover[cur]){
long ret = plus[cur] * inter;
return ret;
}
int mid = cl+cr>>>1;
long ret = 0;
if(cl < r && l < mid){
ret += sum(l, r, cl, mid, 2*cur);
}
if(mid < r && l < cr){
ret += sum(l, r, mid, cr, 2*cur+1);
}
ret += plus[cur] * inter;
return ret;
}
}
// public int[] toArray() { return toArray(1, 0, H, new int[H]); }
//
// private int[] toArray(int cur, int l, int r, int[] ret)
// {
// if(r-l == 1){
// ret[cur-H] = sum[cur];
// }else if(cover[cur] != I){
// Arrays.fill(ret, l, r, cover[cur]);
// }else{
// toArray(2*cur, l, l+r>>>1, ret);
// toArray(2*cur+1, l+r>>>1, r, ret);
// }
// return ret;
// }
}
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");
}
public static void main(String[] args) throws Exception { new Q637_2().run(); }
private byte[] inbuf = new byte[1024];
private 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 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[] na(int n)
{
int[] a = new int[n];
for(int i = 0;i < n;i++)a[i] = ni();
return a;
}
private int ni()
{
int num = 0, 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 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)); }
}
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