oj.uz

답안 #154370

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
154370 2019-09-21T10:02:46 Z username Bitaro, who Leaps through Time (JOI19_timeleap) C++14
100 / 100
 797 ms 42632 KB 
#pragma GCC optimize("O3")
#include<bits/stdc++.h>
#define ll long long
using namespace std;
#define REP(i,j,k) for(int i=(j);i<(k);++i)
#define mid (l+r>>1)
#define lch (idx*2+1)
#define rch (idx*2+2)
#define endl '\n'
#define IOS cin.tie(0),cout.tie(0),ios_base::sync_with_stdio(false)

struct nd{int l,r;ll c;};
const int maxn=1<<19,inf=2e9;
int n,q;
nd dat[2][maxn<<1];

nd merge(nd a,nd b,int t){
	if(t)swap(a,b);
	if(a.c<0){
		if(b.c<0){
			if(a.r<b.l)return nd{a.r,b.l,0};
			else if(b.r<a.l)return nd{a.l,b.r,a.l-b.r};
			else return nd{max(a.l,b.l),min(a.r,b.r),-1};
		}else{
			int s=max(a.l,min(a.r,b.l));
			return nd{s,b.r,b.c+max(0,s-b.l)};
		}
	}else{
		if(b.c<0){
			int t=max(b.l,min(b.r,a.r));
			return nd{a.l,t,a.c+max(0,a.r-t)};
		}else{
			return nd{a.l,b.r,a.c+b.c+max(0,a.r-b.l)};
		}
	}
}

void mnt(int idx){
	dat[0][idx]=merge(dat[0][lch],dat[0][rch],0);
	dat[1][idx]=merge(dat[1][lch],dat[1][rch],1);
}

void ch(int l,int r,int idx,int p,int s,int e){
	if(l+1==r){
		dat[0][idx]=nd{s-l,e-l-1,-1};
		dat[1][idx]=nd{s+l+1,e+l,-1};
	}else{
		if(p<mid)ch(l,mid,lch,p,s,e);
		else ch(mid,r,rch,p,s,e);
		mnt(idx);
	}
}

nd qr(int l,int r,int idx,int a,int b,int t){
	if(b<=l||r<=a)return nd{-inf,inf,-1};
	else if(a<=l&&r<=b)return dat[t][idx];
	else return merge(qr(l,mid,lch,a,b,t),qr(mid,r,rch,a,b,t),t);
}

main(){
	IOS;
	cin>>n>>q;
	REP(i,1,n){
		int l,r;cin>>l>>r;
		ch(1,n,0,i,l,r);
	}
	REP(_,0,q){
		int t,p,s,e,a,b,c,d;cin>>t;
		if(t==1){
			cin>>p>>s>>e;
			ch(1,n,0,p,s,e);
		}else{
			cin>>a>>b>>c>>d,t=a>c;
			if(t)cout<<merge(nd{d+c,d+c,0},merge(qr(1,n,0,c,a,t),nd{b+a,b+a,0},t),t).c<<endl;
			else cout<<merge(nd{b-a,b-a,0},merge(qr(1,n,0,a,c,t),nd{d-c,d-c,0},t),t).c<<endl;
		}
	}
}

Compilation message

timeleap.cpp: In function 'void ch(int, int, int, int, int, int)':
timeleap.cpp:6:15: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
 #define mid (l+r>>1)
              ~^~
timeleap.cpp:48:8: note: in expansion of macro 'mid'
   if(p<mid)ch(l,mid,lch,p,s,e);
        ^~~
timeleap.cpp:6:15: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
 #define mid (l+r>>1)
              ~^~
timeleap.cpp:48:17: note: in expansion of macro 'mid'
   if(p<mid)ch(l,mid,lch,p,s,e);
                 ^~~
timeleap.cpp:6:15: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
 #define mid (l+r>>1)
              ~^~
timeleap.cpp:49:11: note: in expansion of macro 'mid'
   else ch(mid,r,rch,p,s,e);
           ^~~
timeleap.cpp: In function 'nd qr(int, int, int, int, int, int)':
timeleap.cpp:6:15: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
 #define mid (l+r>>1)
              ~^~
timeleap.cpp:57:25: note: in expansion of macro 'mid'
  else return merge(qr(l,mid,lch,a,b,t),qr(mid,r,rch,a,b,t),t);
                         ^~~
timeleap.cpp:6:15: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
 #define mid (l+r>>1)
              ~^~
timeleap.cpp:57:43: note: in expansion of macro 'mid'
  else return merge(qr(l,mid,lch,a,b,t),qr(mid,r,rch,a,b,t),t);
                                           ^~~
timeleap.cpp: At global scope:
timeleap.cpp:60:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main(){
      ^

Subtask #1
4.0 / 4.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 3 ms 376 KB Output is correct
5 Correct 3 ms 376 KB Output is correct
6 Correct 2 ms 380 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 4 ms 504 KB Output is correct
12 Correct 4 ms 504 KB Output is correct
13 Correct 4 ms 504 KB Output is correct
14 Correct 4 ms 504 KB Output is correct
15 Correct 4 ms 504 KB Output is correct
16 Correct 3 ms 504 KB Output is correct
17 Correct 4 ms 504 KB Output is correct
18 Correct 4 ms 440 KB Output is correct
19 Correct 4 ms 504 KB Output is correct
20 Correct 4 ms 476 KB Output is correct
21 Correct 4 ms 604 KB Output is correct
22 Correct 3 ms 444 KB Output is correct
23 Correct 4 ms 504 KB Output is correct
24 Correct 4 ms 504 KB Output is correct
25 Correct 4 ms 504 KB Output is correct
26 Correct 4 ms 504 KB Output is correct
27 Correct 4 ms 508 KB Output is correct
28 Correct 4 ms 504 KB Output is correct
29 Correct 3 ms 504 KB Output is correct
30 Correct 3 ms 504 KB Output is correct
31 Correct 4 ms 504 KB Output is correct
32 Correct 4 ms 504 KB Output is correct
33 Correct 4 ms 504 KB Output is correct
34 Correct 4 ms 504 KB Output is correct
35 Correct 4 ms 504 KB Output is correct
36 Correct 4 ms 508 KB Output is correct
37 Correct 4 ms 504 KB Output is correct
38 Correct 4 ms 504 KB Output is correct
39 Correct 4 ms 504 KB Output is correct
40 Correct 4 ms 504 KB Output is correct
41 Correct 2 ms 376 KB Output is correct

Subtask #2
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 741 ms 41948 KB Output is correct
2 Correct 704 ms 25740 KB Output is correct
3 Correct 737 ms 25852 KB Output is correct
4 Correct 705 ms 25464 KB Output is correct
5 Correct 737 ms 41788 KB Output is correct
6 Correct 740 ms 41828 KB Output is correct
7 Correct 761 ms 41988 KB Output is correct
8 Correct 763 ms 42428 KB Output is correct
9 Correct 705 ms 25940 KB Output is correct
10 Correct 747 ms 42632 KB Output is correct
11 Correct 742 ms 42240 KB Output is correct
12 Correct 797 ms 42144 KB Output is correct
13 Correct 776 ms 42044 KB Output is correct
14 Correct 2 ms 376 KB Output is correct

Subtask #3
66.0 / 66.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 3 ms 376 KB Output is correct
5 Correct 3 ms 376 KB Output is correct
6 Correct 2 ms 380 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 4 ms 504 KB Output is correct
12 Correct 4 ms 504 KB Output is correct
13 Correct 4 ms 504 KB Output is correct
14 Correct 4 ms 504 KB Output is correct
15 Correct 4 ms 504 KB Output is correct
16 Correct 3 ms 504 KB Output is correct
17 Correct 4 ms 504 KB Output is correct
18 Correct 4 ms 440 KB Output is correct
19 Correct 4 ms 504 KB Output is correct
20 Correct 4 ms 476 KB Output is correct
21 Correct 4 ms 604 KB Output is correct
22 Correct 3 ms 444 KB Output is correct
23 Correct 4 ms 504 KB Output is correct
24 Correct 4 ms 504 KB Output is correct
25 Correct 4 ms 504 KB Output is correct
26 Correct 4 ms 504 KB Output is correct
27 Correct 4 ms 508 KB Output is correct
28 Correct 4 ms 504 KB Output is correct
29 Correct 3 ms 504 KB Output is correct
30 Correct 3 ms 504 KB Output is correct
31 Correct 4 ms 504 KB Output is correct
32 Correct 4 ms 504 KB Output is correct
33 Correct 4 ms 504 KB Output is correct
34 Correct 4 ms 504 KB Output is correct
35 Correct 4 ms 504 KB Output is correct
36 Correct 4 ms 508 KB Output is correct
37 Correct 4 ms 504 KB Output is correct
38 Correct 4 ms 504 KB Output is correct
39 Correct 4 ms 504 KB Output is correct
40 Correct 4 ms 504 KB Output is correct
41 Correct 2 ms 376 KB Output is correct
42 Correct 741 ms 41948 KB Output is correct
43 Correct 704 ms 25740 KB Output is correct
44 Correct 737 ms 25852 KB Output is correct
45 Correct 705 ms 25464 KB Output is correct
46 Correct 737 ms 41788 KB Output is correct
47 Correct 740 ms 41828 KB Output is correct
48 Correct 761 ms 41988 KB Output is correct
49 Correct 763 ms 42428 KB Output is correct
50 Correct 705 ms 25940 KB Output is correct
51 Correct 747 ms 42632 KB Output is correct
52 Correct 742 ms 42240 KB Output is correct
53 Correct 797 ms 42144 KB Output is correct
54 Correct 776 ms 42044 KB Output is correct
55 Correct 2 ms 376 KB Output is correct
56 Correct 673 ms 40012 KB Output is correct
57 Correct 644 ms 23476 KB Output is correct
58 Correct 693 ms 40172 KB Output is correct
59 Correct 693 ms 40120 KB Output is correct
60 Correct 652 ms 23416 KB Output is correct
61 Correct 687 ms 40060 KB Output is correct
62 Correct 702 ms 40124 KB Output is correct
63 Correct 696 ms 40156 KB Output is correct
64 Correct 709 ms 40312 KB Output is correct
65 Correct 699 ms 40184 KB Output is correct
66 Correct 688 ms 39800 KB Output is correct
67 Correct 696 ms 39736 KB Output is correct
68 Correct 724 ms 39508 KB Output is correct
69 Correct 705 ms 40140 KB Output is correct
70 Correct 645 ms 23508 KB Output is correct
71 Correct 641 ms 22996 KB Output is correct
72 Correct 651 ms 33768 KB Output is correct
73 Correct 687 ms 39544 KB Output is correct
74 Correct 690 ms 39672 KB Output is correct
75 Correct 700 ms 39544 KB Output is correct
76 Correct 734 ms 39600 KB Output is correct
77 Correct 2 ms 376 KB Output is correct