oj.uz

Submission #421743

# Submission time Handle Problem Language Result Execution time Memory
421743 2021-06-09T11:33:22 Z Kerim Snowball (JOI21_ho_t2) C++17
100 / 100
 199 ms 9924 KB 
#include "bits/stdc++.h"
#define MAXN 200009
#define INF 1000000007
#define mp(x,y) make_pair(x,y)
#define all(v) v.begin(),v.end()
#define pb(x) push_back(x)
#define wr cout<<"----------------"<<endl;
#define ppb() pop_back()
#define tr(ii,c) for(__typeof((c).begin()) ii=(c).begin();ii!=(c).end();ii++)
#define ff first
#define ss second
#define my_little_dodge 46
#define debug(x)  cerr<< #x <<" = "<< x<<endl;
using namespace std;
 
typedef long long ll;
typedef pair<ll,ll> PII;
template<class T>bool umin(T& a,T b){if(a>b){a=b;return 1;}return 0;}
template<class T>bool umax(T& a,T b){if(a<b){a=b;return 1;}return 0;}
ll arr[MAXN],w[MAXN],par[MAXN],mx[MAXN],mn[MAXN];
PII rng[3];
const ll I=1e18;
bool intersect(PII a, PII b){
	if(a.ff>b.ff)swap(a,b);
	return (b.ff<=a.ss and a.ss<=b.ss);
}
PII get(int pos,int ind){
	return {arr[pos]+mn[ind],arr[pos]+mx[ind]};
}
int main(){
    //freopen("file.in", "r", stdin);
    int n,q;
    scanf("%d%d",&n,&q);
    for(int i=1;i<=n;i++)
		scanf("%lld",arr+i);
	arr[0]=-I; 
	arr[n+1]=I;
	for(int i=1;i<=q;i++){
		scanf("%lld",w+i);
		par[i]=par[i-1]+w[i];
		mn[i]=min(mn[i-1],par[i]);
		mx[i]=max(mx[i-1],par[i]);
	}
	for(int i=1;i<=n;i++){
		ll A=get(i,q).ff,B=get(i,q).ss;
		if(intersect(get(i-1,q), get(i,q))){
			int st=1,en=q;
			while(st+1<en){
				int mid=(st+en)>>1;
				if(intersect(get(i-1,mid), get(i,mid)))en=mid;
				else st=mid;
			}
			if(intersect(get(i-1,st), get(i,st)))en=st;
			if(w[en]<0)A=get(i-1,en).ss;
			else A=get(i,en).ff;
		}
		if(intersect(get(i+1,q),get(i,q))){
			int st=1,en=q;
			while(st+1<en){
				int mid=(st+en)>>1;
				if(intersect(get(i+1,mid),get(i,mid)))en=mid;
				else st=mid;
			}
			if(intersect(get(i+1,st),get(i,st)))en=st;
			if(w[en]<0)B=get(i,en).ss;
			else B=get(i+1,en).ff;
		}
		printf("%lld\n",B-A);
	}
	return 0;
}

Compilation message

Main.cpp: In function 'int main()':
Main.cpp:33:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   33 |     scanf("%d%d",&n,&q);
      |     ~~~~~^~~~~~~~~~~~~~
Main.cpp:35:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   35 |   scanf("%lld",arr+i);
      |   ~~~~~^~~~~~~~~~~~~~
Main.cpp:39:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   39 |   scanf("%lld",w+i);
      |   ~~~~~^~~~~~~~~~~~

Subtask #1
33.0 / 33.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 2 ms 332 KB Output is correct
5 Correct 2 ms 332 KB Output is correct
6 Correct 2 ms 332 KB Output is correct
7 Correct 2 ms 332 KB Output is correct
8 Correct 2 ms 332 KB Output is correct
9 Correct 2 ms 332 KB Output is correct
10 Correct 2 ms 332 KB Output is correct
11 Correct 2 ms 332 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 0 ms 204 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 2 ms 332 KB Output is correct
16 Correct 2 ms 332 KB Output is correct
17 Correct 2 ms 332 KB Output is correct
18 Correct 1 ms 204 KB Output is correct
19 Correct 1 ms 332 KB Output is correct

Subtask #2
67.0 / 67.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 2 ms 332 KB Output is correct
5 Correct 2 ms 332 KB Output is correct
6 Correct 2 ms 332 KB Output is correct
7 Correct 2 ms 332 KB Output is correct
8 Correct 2 ms 332 KB Output is correct
9 Correct 2 ms 332 KB Output is correct
10 Correct 2 ms 332 KB Output is correct
11 Correct 2 ms 332 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 0 ms 204 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 2 ms 332 KB Output is correct
16 Correct 2 ms 332 KB Output is correct
17 Correct 2 ms 332 KB Output is correct
18 Correct 1 ms 204 KB Output is correct
19 Correct 1 ms 332 KB Output is correct
20 Correct 34 ms 6464 KB Output is correct
21 Correct 35 ms 6576 KB Output is correct
22 Correct 33 ms 6512 KB Output is correct
23 Correct 32 ms 6448 KB Output is correct
24 Correct 43 ms 6848 KB Output is correct
25 Correct 172 ms 9632 KB Output is correct
26 Correct 174 ms 9656 KB Output is correct
27 Correct 166 ms 9388 KB Output is correct
28 Correct 171 ms 9424 KB Output is correct
29 Correct 172 ms 9196 KB Output is correct
30 Correct 199 ms 8772 KB Output is correct
31 Correct 105 ms 8396 KB Output is correct
32 Correct 90 ms 8388 KB Output is correct
33 Correct 15 ms 1284 KB Output is correct
34 Correct 168 ms 9660 KB Output is correct
35 Correct 178 ms 9468 KB Output is correct
36 Correct 169 ms 9624 KB Output is correct
37 Correct 176 ms 9460 KB Output is correct
38 Correct 174 ms 9460 KB Output is correct
39 Correct 154 ms 9412 KB Output is correct
40 Correct 119 ms 9416 KB Output is correct
41 Correct 36 ms 6468 KB Output is correct
42 Correct 71 ms 8516 KB Output is correct
43 Correct 103 ms 9796 KB Output is correct
44 Correct 38 ms 6596 KB Output is correct
45 Correct 83 ms 9592 KB Output is correct
46 Correct 104 ms 9924 KB Output is correct
47 Correct 114 ms 9916 KB Output is correct
48 Correct 107 ms 9924 KB Output is correct