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Submission #491271

# Submission time Handle Problem Language Result Execution time Memory
491271 2021-12-01T09:25:38 Z mosiashvililuka Distributing Candies (IOI21_candies) C++17
100 / 100
 1046 ms 38436 KB 
#include<bits/stdc++.h>
#include "candies.h"
using namespace std;
const long long N=1000000000000000000LL,S=800003,T=800004;
long long a,b,c,d,e,i,j,ii,jj,zx,xc,tes,t,C[200009],L[200009],R[200009],V[200009],f[200009],pi,F[200009],mn,mx,l,r,z,za,seg[800009],segmn[800009],segmx[800009],lef,rig,mid;
pair <long long, long long> p[800009];
vector <int> ans;
void upd(int rr){
	if(rr==0) return;
	seg[rr]=seg[rr*2]+seg[rr*2+1];
	segmn[rr]=min(segmn[rr*2],seg[rr*2]+segmn[rr*2+1]);
	segmx[rr]=max(segmx[rr*2],seg[rr*2]+segmx[rr*2+1]);
	upd(rr/2);
}
void UPD(int q){
	seg[q+za-1]=f[q];
	segmn[q+za-1]=f[q];
	segmx[q+za-1]=f[q];
	upd((q+za-1)/2);
}
void read(int q, int w, int rr){
	if(q>r||w<l) return;
	if(q>=l&&w<=r){
		seg[T]=seg[S]+seg[rr];
		segmn[T]=min(segmn[S],seg[S]+segmn[rr]);
		segmx[T]=max(segmx[S],seg[S]+segmx[rr]);
		swap(seg[S],seg[T]);swap(segmn[S],segmn[T]);swap(segmx[S],segmx[T]);
		return;
	}
	read(q,(q+w)/2,rr*2);
	read((q+w)/2+1,w,rr*2+1);
}
vector<int> distribute_candies(vector<int> Cc, vector<int> Ll, vector<int> Rr, vector<int> Vv) {
    a=Cc.size();tes=Ll.size();ans.resize(a);
    for(i=1; i<=a; i++){
    	C[i]=Cc[i-1];
	}
	L[1]=1;R[1]=a;V[1]=N;
	L[2]=1;R[2]=a;V[2]=-N;tes+=2;
	for(t=3; t<=tes; t++){
		L[t]=Ll[t-3]+1;R[t]=Rr[t-3]+1;V[t]=Vv[t-3];
	}
	for(t=1; t<=tes; t++){
		pi++;p[pi]={L[t],t};pi++;p[pi]={R[t]+1,-t};
	}
	sort(p+1,p+pi+1);
	za=1;
	while(za<tes) za*=2;
	int ee=1;
	for(i=1; i<=a; i++){
		while(ee<=pi&&p[ee].first<=i){
			ii=p[ee].second;
			if(ii>0){
				f[ii]=V[ii];
				UPD(ii);
			}else{
				f[-ii]=0;
				UPD(-ii);
			}
			ee++;
		}
		mn=N;mx=-N;
			lef=0;rig=tes+1;
			while(1){
				if(lef+1>=rig) break;
				mid=(lef+rig)/2;
				l=mid;r=tes;seg[S]=0;segmn[S]=N;segmx[S]=-N;
				read(1,za,1);mn=segmn[S];mx=segmx[S];
				if(mx-mn>=C[i]){
					lef=mid;
				}else{
					rig=mid;
				}
			}
			mid=lef;
			l=mid;r=tes;seg[S]=0;segmn[S]=N;segmx[S]=-N;
			read(1,za,1);mn=segmn[S];mx=segmx[S];
			//
			zx=seg[1];
			l=1;r=mid;seg[S]=0;segmn[S]=N;segmx[S]=-N;
			read(1,za,1);xc=seg[S];
			e=xc-f[mid];
			mn+=e;mx+=e;
			//
			if(mx-mn>=C[i]){
				if(xc==mn){
					ans[i-1]=C[i]+(zx-mx);
				}else{
					ans[i-1]=zx-mn;
				}
			}
	}
    return ans;
}

Subtask #1
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 0 ms 332 KB Output is correct
3 Correct 2 ms 588 KB Output is correct
4 Correct 2 ms 588 KB Output is correct
5 Correct 5 ms 588 KB Output is correct

Subtask #2
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 937 ms 31844 KB Output is correct
2 Correct 990 ms 35812 KB Output is correct
3 Correct 1029 ms 35652 KB Output is correct

Subtask #3
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 197 ms 27132 KB Output is correct
3 Correct 354 ms 8628 KB Output is correct
4 Correct 1046 ms 35220 KB Output is correct
5 Correct 1006 ms 38104 KB Output is correct
6 Correct 865 ms 38436 KB Output is correct
7 Correct 838 ms 37776 KB Output is correct

Subtask #4
29.0 / 29.0

# 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 93 ms 27148 KB Output is correct
4 Correct 321 ms 5464 KB Output is correct
5 Correct 862 ms 31928 KB Output is correct
6 Correct 799 ms 31884 KB Output is correct
7 Correct 730 ms 31940 KB Output is correct
8 Correct 849 ms 31888 KB Output is correct
9 Correct 942 ms 31940 KB Output is correct

Subtask #5
33.0 / 33.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 0 ms 332 KB Output is correct
3 Correct 2 ms 588 KB Output is correct
4 Correct 2 ms 588 KB Output is correct
5 Correct 5 ms 588 KB Output is correct
6 Correct 937 ms 31844 KB Output is correct
7 Correct 990 ms 35812 KB Output is correct
8 Correct 1029 ms 35652 KB Output is correct
9 Correct 1 ms 332 KB Output is correct
10 Correct 197 ms 27132 KB Output is correct
11 Correct 354 ms 8628 KB Output is correct
12 Correct 1046 ms 35220 KB Output is correct
13 Correct 1006 ms 38104 KB Output is correct
14 Correct 865 ms 38436 KB Output is correct
15 Correct 838 ms 37776 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 93 ms 27148 KB Output is correct
19 Correct 321 ms 5464 KB Output is correct
20 Correct 862 ms 31928 KB Output is correct
21 Correct 799 ms 31884 KB Output is correct
22 Correct 730 ms 31940 KB Output is correct
23 Correct 849 ms 31888 KB Output is correct
24 Correct 942 ms 31940 KB Output is correct
25 Correct 0 ms 296 KB Output is correct
26 Correct 336 ms 6516 KB Output is correct
27 Correct 175 ms 29660 KB Output is correct
28 Correct 968 ms 36404 KB Output is correct
29 Correct 922 ms 36784 KB Output is correct
30 Correct 917 ms 36820 KB Output is correct
31 Correct 864 ms 37076 KB Output is correct
32 Correct 834 ms 37264 KB Output is correct