답안 #876202

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
876202 2023-11-21T12:11:45 Z winter0101 Bitaro, who Leaps through Time (JOI19_timeleap) C++14
100 / 100
597 ms 77112 KB
#include<bits/stdc++.h>
using namespace std;
#define all(fl) fl.begin(),fl.end()
#define pb push_back
#define fi first
#define se second
#define for1(i,j,k) for(int i=j;i<=k;i++)
#define for2(i,j,k) for(int i=j;i>=k;i--)
#define for3(i,j,k,l) for(int i=j;i<=k;i+=l)
#define lb lower_bound
#define ub upper_bound
#define sz(a) (int)a.size()
#define pii pair<int,int>
#define pli pair<long long,int>
#define gcd __gcd
#define lcm(x,y) x*y/__gcd(x,y)
#define pil pair<int,long long>
const int inf=1e9;
struct node{
int type,l,r;
long long cost;
};
node operator + (const node &p,const node &q){
node r;
r.cost=p.cost+q.cost;
//need to divide into 2 types because type 1 will be 2 interval length 1 and type 0 will be interval [l,r]
if (!p.type&&!q.type){//both in case 1
if (max(p.l,q.l)<=min(p.r,q.r)){//case 1 again
r.l=max(p.l,q.l);
r.r=min(p.r,q.r);
r.type=0;
//no cost need
}
else {
//now the node will be 2 interval length 1 is [r.l,r.l] and [r.r,r.r]
if (p.l>q.r){//case 3
r.cost+=p.l-q.r;
r.l=p.l,r.r=q.r;
r.type=1;//no more intersect
}
else {//case 2
r.type=1;
//no more intersect we can go to time p.r and then go to q.l
r.cost+=0;//just need to wait no need to use skill
r.l=p.r;
r.r=q.l;
}
}
}
else if (!p.type){
if (p.l>q.l){
r.cost+=p.l-q.l;
r.l=p.l;//best is back to p.l
r.r=q.r;
r.type=1;
}
else if (p.r<q.l){
r.cost+=0;//just need to wait
r.l=p.r;//best to wait and go in p.r;
r.r=q.r;
r.type=1;
}
else {
r.cost+=0;
r.l=q.l;//change to [q.l,q.l]
r.r=q.r;
r.type=1;
}
}
else if (!q.type){
r.l=p.l;//just length 1
if (p.r<q.l){
r.cost+=0;//just need to wait
r.r=q.l;
r.type=1;
}
else if (p.r>q.r){
r.cost+=p.r-q.r;//use skill to back time
r.r=q.r;
r.type=1;
}
else {//q.l<=p.r<=q.r;
r.r=p.r;
r.cost+=0;
r.type=1;
}
}
else {
r.type=1;
r.l=p.l;
r.r=q.r;
if (p.r>q.l){
r.cost+=p.r-q.l;//backtime
}
else if (p.r<=q.l){
r.cost+=0;//just wait
}
}
return r;
}
struct IT{
vector<node>st;
void resz(int n){
st.resize(4*n+9);
}
void update(int id,int l,int r,int u,int x,int y){
if (l>u||r<u)return;
if (l==r){
st[id].type=0;
st[id].l=x,st[id].r=y;
st[id].cost=0;
return;
}
int mid=(l+r)/2;
update(id*2,l,mid,u,x,y);
update(id*2+1,mid+1,r,u,x,y);
st[id]=st[id*2]+st[id*2+1];
}
node get(int id,int l,int r,int u,int v){
if (l>v||r<u||u>v)return {0,-inf,inf,0};
if (u<=l&&r<=v)return st[id];
int mid=(l+r)/2;
return get(id*2,l,mid,u,v)+get(id*2+1,mid+1,r,u,v);
}
}st1,st2;
int n,q;
void update(int id,int l,int r){
st1.update(1,1,n-1,id,l-id,r-id-1);
id=n-id;
st2.update(1,1,n-1,id,l-id,r-id-1);
}
long long get(int x,int y,int u,int v){
if (x==y)return max(0,u-v);
if (x<y){
y--;
node in={0,u-x,u-x,0};
node tmp=st1.get(1,1,n-1,x,y);
node out={0,v-y-1,v-y-1,0};
//cout<<tmp.l<<" "<<tmp.r<<" "<<tmp.cost<<'\n';
node ans=in+tmp+out;
return ans.cost;
}
else {
y=n-y;
x=n+1-x;
node in={0,u-x,u-x,0};
node tmp=st2.get(1,1,n-1,x,y);
node out={0,v-y-1,v-y-1,0};
node ans=in+tmp+out;
return ans.cost;
}
}
signed main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    //freopen("temp.INP","r",stdin);
    //freopen("temp.OUT","w",stdout);
    cin>>n>>q;
    st1.resz(n-1),st2.resz(n-1);
    for1(i,1,n-1){
    int l,r;
    cin>>l>>r;
    update(i,l,r);
    }
    for1(i,1,q){
    int type;
    cin>>type;
    if (type==1){
    int id,l,r;
    cin>>id>>l>>r;
    update(id,l,r);
    }
    else {
    int x,y,u,v;
    cin>>x>>u>>y>>v;
    cout<<get(x,y,u,v)<<'\n';
    }
    }
}
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 460 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 456 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 2 ms 604 KB Output is correct
12 Correct 2 ms 604 KB Output is correct
13 Correct 1 ms 424 KB Output is correct
14 Correct 1 ms 600 KB Output is correct
15 Correct 2 ms 604 KB Output is correct
16 Correct 1 ms 604 KB Output is correct
17 Correct 2 ms 604 KB Output is correct
18 Correct 2 ms 604 KB Output is correct
19 Correct 1 ms 468 KB Output is correct
20 Correct 2 ms 604 KB Output is correct
21 Correct 2 ms 668 KB Output is correct
22 Correct 1 ms 664 KB Output is correct
23 Correct 2 ms 604 KB Output is correct
24 Correct 1 ms 604 KB Output is correct
25 Correct 2 ms 604 KB Output is correct
26 Correct 2 ms 604 KB Output is correct
27 Correct 2 ms 604 KB Output is correct
28 Correct 2 ms 604 KB Output is correct
29 Correct 2 ms 604 KB Output is correct
30 Correct 2 ms 604 KB Output is correct
31 Correct 2 ms 604 KB Output is correct
32 Correct 2 ms 604 KB Output is correct
33 Correct 2 ms 604 KB Output is correct
34 Correct 1 ms 604 KB Output is correct
35 Correct 2 ms 604 KB Output is correct
36 Correct 1 ms 604 KB Output is correct
37 Correct 2 ms 604 KB Output is correct
38 Correct 1 ms 604 KB Output is correct
39 Correct 2 ms 608 KB Output is correct
40 Correct 2 ms 608 KB Output is correct
41 Correct 0 ms 352 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 564 ms 71572 KB Output is correct
2 Correct 542 ms 68464 KB Output is correct
3 Correct 554 ms 69016 KB Output is correct
4 Correct 551 ms 67136 KB Output is correct
5 Correct 540 ms 71420 KB Output is correct
6 Correct 568 ms 70328 KB Output is correct
7 Correct 557 ms 72604 KB Output is correct
8 Correct 558 ms 75104 KB Output is correct
9 Correct 534 ms 67928 KB Output is correct
10 Correct 537 ms 72276 KB Output is correct
11 Correct 542 ms 71508 KB Output is correct
12 Correct 579 ms 75900 KB Output is correct
13 Correct 586 ms 77112 KB Output is correct
14 Correct 0 ms 344 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 460 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 456 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 2 ms 604 KB Output is correct
12 Correct 2 ms 604 KB Output is correct
13 Correct 1 ms 424 KB Output is correct
14 Correct 1 ms 600 KB Output is correct
15 Correct 2 ms 604 KB Output is correct
16 Correct 1 ms 604 KB Output is correct
17 Correct 2 ms 604 KB Output is correct
18 Correct 2 ms 604 KB Output is correct
19 Correct 1 ms 468 KB Output is correct
20 Correct 2 ms 604 KB Output is correct
21 Correct 2 ms 668 KB Output is correct
22 Correct 1 ms 664 KB Output is correct
23 Correct 2 ms 604 KB Output is correct
24 Correct 1 ms 604 KB Output is correct
25 Correct 2 ms 604 KB Output is correct
26 Correct 2 ms 604 KB Output is correct
27 Correct 2 ms 604 KB Output is correct
28 Correct 2 ms 604 KB Output is correct
29 Correct 2 ms 604 KB Output is correct
30 Correct 2 ms 604 KB Output is correct
31 Correct 2 ms 604 KB Output is correct
32 Correct 2 ms 604 KB Output is correct
33 Correct 2 ms 604 KB Output is correct
34 Correct 1 ms 604 KB Output is correct
35 Correct 2 ms 604 KB Output is correct
36 Correct 1 ms 604 KB Output is correct
37 Correct 2 ms 604 KB Output is correct
38 Correct 1 ms 604 KB Output is correct
39 Correct 2 ms 608 KB Output is correct
40 Correct 2 ms 608 KB Output is correct
41 Correct 0 ms 352 KB Output is correct
42 Correct 564 ms 71572 KB Output is correct
43 Correct 542 ms 68464 KB Output is correct
44 Correct 554 ms 69016 KB Output is correct
45 Correct 551 ms 67136 KB Output is correct
46 Correct 540 ms 71420 KB Output is correct
47 Correct 568 ms 70328 KB Output is correct
48 Correct 557 ms 72604 KB Output is correct
49 Correct 558 ms 75104 KB Output is correct
50 Correct 534 ms 67928 KB Output is correct
51 Correct 537 ms 72276 KB Output is correct
52 Correct 542 ms 71508 KB Output is correct
53 Correct 579 ms 75900 KB Output is correct
54 Correct 586 ms 77112 KB Output is correct
55 Correct 0 ms 344 KB Output is correct
56 Correct 559 ms 67840 KB Output is correct
57 Correct 528 ms 63924 KB Output is correct
58 Correct 557 ms 69456 KB Output is correct
59 Correct 556 ms 70036 KB Output is correct
60 Correct 553 ms 65500 KB Output is correct
61 Correct 583 ms 72052 KB Output is correct
62 Correct 563 ms 71744 KB Output is correct
63 Correct 577 ms 71332 KB Output is correct
64 Correct 572 ms 72040 KB Output is correct
65 Correct 588 ms 68632 KB Output is correct
66 Correct 549 ms 69116 KB Output is correct
67 Correct 563 ms 71504 KB Output is correct
68 Correct 570 ms 66264 KB Output is correct
69 Correct 597 ms 73720 KB Output is correct
70 Correct 533 ms 65872 KB Output is correct
71 Correct 571 ms 63312 KB Output is correct
72 Correct 538 ms 65872 KB Output is correct
73 Correct 570 ms 71780 KB Output is correct
74 Correct 577 ms 72216 KB Output is correct
75 Correct 587 ms 73296 KB Output is correct
76 Correct 581 ms 73924 KB Output is correct
77 Correct 0 ms 348 KB Output is correct