Submission #2099532


Source Code Expand

#include <bits/stdc++.h>

const int max_N = 5e5 + 21;

#define ls(x) ((x)<<1)
#define rs(x) (ls(x)|1)
#define mid ((l+r)>>1)
#define lch ls(x),l,mid
#define rch rs(x),mid+1,r

int n,K,p[max_N],q[max_N],seg[max_N<<2],pos[max_N],ans[max_N];

bool vis[max_N];

std::priority_queue<int>pq;

inline void update(int x){
	seg[x]=std::max(seg[ls(x)],seg[rs(x)]);
}

void build(int x,int l,int r){
	if(l==r){seg[x]=p[l],pos[l]=x; return;}
	build(lch),build(rch),update(x);
}

void modify(int x,int v){
	x=pos[x],seg[x]=v;
	for(x>>=1;x;x>>=1)update(x);
}

int ql,qr,qa;

void query(int x,int l,int r){
	if(ql<=l&&r<=qr){qa=std::max(qa,seg[x]); return;}
	if(ql<=mid)query(lch); if(qr>mid)query(rch);
}

void check(int id){
	if(id<0||id>(n-1)/K)return;
	ql=id*K+1,qr=std::max((id+1)*K,n);
	qa=0,query(1,1,n);
	if(!qa||vis[qa])return;
	int tmp=qa;
	ql=std::max(1,q[qa]-K+1),qr=std::min(n,q[qa]+K-1);
	qa=0,query(1,1,n);
	if(tmp!=qa)return;
	vis[qa]=1,pq.push(q[qa]);
}

int main(){
	scanf("%d%d",&n,&K);
	for(int i=1;i<=n;++i){
		scanf("%d",p+i);
		q[p[i]]=i;
	}
	build(1,1,n);
	for(int i=0;i<=(n-1)/K;++i)check(i);
	for(int k=n;k;--k){
		int x=pq.top(); 
		pq.pop(),ans[x]=k,modify(x,0);
		int id=(x-1)/K;
		check(id-1),check(id),check(id+1);
	}
	for(int i=1;i<=n;++i)
		printf("%d\n",ans[i]);
	return 0;
}

Submission Info

Submission Time
Task F - Wide Swap
User ShinriiTin
Language C++14 (GCC 5.4.1)
Score 0
Code Size 1360 Byte
Status WA
Exec Time 365 ms
Memory 21744 KB

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:51:21: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d",&n,&K);
                     ^
./Main.cpp:53:18: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d",p+i);
                  ^

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 0 / 2000
Status
AC × 3
AC × 47
WA × 47
Set Name Test Cases
Sample sample-01.txt, sample-02.txt, sample-03.txt
All 000.txt, 001.txt, 002.txt, 003.txt, 004.txt, 005.txt, 006.txt, 007.txt, 008.txt, 009.txt, 010.txt, 011.txt, 012.txt, 013.txt, 014.txt, 015.txt, 016.txt, 017.txt, 018.txt, 019.txt, 020.txt, 021.txt, 022.txt, 023.txt, 024.txt, 025.txt, 026.txt, 027.txt, 028.txt, 029.txt, 030.txt, 031.txt, 032.txt, 033.txt, 034.txt, 035.txt, 036.txt, 037.txt, 038.txt, 039.txt, 040.txt, 041.txt, 042.txt, 043.txt, 044.txt, 045.txt, 046.txt, 047.txt, 048.txt, 049.txt, 050.txt, 051.txt, 052.txt, 053.txt, 054.txt, 055.txt, 056.txt, 057.txt, 058.txt, 059.txt, 060.txt, 061.txt, 062.txt, 063.txt, 064.txt, 065.txt, 066.txt, 067.txt, 068.txt, 069.txt, 070.txt, 071.txt, 072.txt, 073.txt, 074.txt, 075.txt, 076.txt, 077.txt, 078.txt, 079.txt, 080.txt, 081.txt, 082.txt, 083.txt, 084.txt, 085.txt, 086.txt, 087.txt, 088.txt, 089.txt, 090.txt, sample-01.txt, sample-02.txt, sample-03.txt
Case Name Status Exec Time Memory
000.txt AC 3 ms 8448 KB
001.txt AC 3 ms 8448 KB
002.txt AC 3 ms 8448 KB
003.txt AC 3 ms 8448 KB
004.txt AC 3 ms 8448 KB
005.txt AC 3 ms 8448 KB
006.txt AC 3 ms 8448 KB
007.txt AC 3 ms 8448 KB
008.txt AC 3 ms 8448 KB
009.txt WA 4 ms 8448 KB
010.txt WA 4 ms 8448 KB
011.txt WA 3 ms 8448 KB
012.txt WA 4 ms 8448 KB
013.txt WA 4 ms 8448 KB
014.txt WA 4 ms 8448 KB
015.txt WA 4 ms 8448 KB
016.txt WA 4 ms 8448 KB
017.txt WA 4 ms 8448 KB
018.txt AC 4 ms 8448 KB
019.txt WA 4 ms 8448 KB
020.txt AC 3 ms 8448 KB
021.txt WA 3 ms 8448 KB
022.txt WA 3 ms 8448 KB
023.txt WA 4 ms 8448 KB
024.txt WA 3 ms 8448 KB
025.txt WA 3 ms 8448 KB
026.txt WA 3 ms 8448 KB
027.txt WA 3 ms 8448 KB
028.txt WA 3 ms 8448 KB
029.txt AC 4 ms 8448 KB
030.txt AC 3 ms 8448 KB
031.txt WA 4 ms 8448 KB
032.txt AC 3 ms 8448 KB
033.txt WA 3 ms 8448 KB
034.txt AC 3 ms 8448 KB
035.txt WA 3 ms 8448 KB
036.txt AC 3 ms 8448 KB
037.txt WA 3 ms 8448 KB
038.txt AC 3 ms 8448 KB
039.txt WA 197 ms 15744 KB
040.txt WA 302 ms 15616 KB
041.txt WA 341 ms 15488 KB
042.txt WA 337 ms 15360 KB
043.txt WA 365 ms 15360 KB
044.txt AC 255 ms 19712 KB
045.txt WA 280 ms 15872 KB
046.txt WA 269 ms 15360 KB
047.txt WA 332 ms 15360 KB
048.txt WA 267 ms 15616 KB
049.txt WA 119 ms 11904 KB
050.txt WA 176 ms 14080 KB
051.txt WA 149 ms 11904 KB
052.txt WA 216 ms 14976 KB
053.txt AC 61 ms 9728 KB
054.txt WA 158 ms 14336 KB
055.txt WA 4 ms 8448 KB
056.txt WA 35 ms 8704 KB
057.txt WA 144 ms 12160 KB
058.txt WA 29 ms 8704 KB
059.txt AC 327 ms 19712 KB
060.txt AC 192 ms 19712 KB
061.txt WA 208 ms 15744 KB
062.txt AC 219 ms 19712 KB
063.txt WA 198 ms 15872 KB
064.txt AC 213 ms 19712 KB
065.txt WA 216 ms 15744 KB
066.txt AC 217 ms 19712 KB
067.txt WA 238 ms 15872 KB
068.txt AC 186 ms 19712 KB
069.txt AC 323 ms 19712 KB
070.txt AC 330 ms 19712 KB
071.txt AC 327 ms 19712 KB
072.txt WA 214 ms 15360 KB
073.txt AC 328 ms 19712 KB
074.txt WA 339 ms 19964 KB
075.txt AC 289 ms 19712 KB
076.txt AC 301 ms 19712 KB
077.txt AC 341 ms 19712 KB
078.txt AC 333 ms 19712 KB
079.txt AC 65 ms 12416 KB
080.txt AC 14 ms 8704 KB
081.txt AC 23 ms 8832 KB
082.txt AC 160 ms 14080 KB
083.txt AC 44 ms 9472 KB
084.txt AC 48 ms 9600 KB
085.txt AC 38 ms 9216 KB
086.txt AC 14 ms 8576 KB
087.txt WA 91 ms 11136 KB
088.txt AC 60 ms 9728 KB
089.txt AC 359 ms 21744 KB
090.txt AC 313 ms 19712 KB
sample-01.txt AC 3 ms 8448 KB
sample-02.txt AC 3 ms 8448 KB
sample-03.txt AC 3 ms 8448 KB