Submission #232342

#	Time	Username	Problem	Language	Result	Execution time	Memory
232342		keta_tsimakuridze	Robots (IOI13_robots)	C++14	0 / 100	5 ms	384 KiB

robots

#include<bits/stdc++.h>
#include "robots.h"
using namespace std;
long long n,m,q,c[5000005],b[5000000],aa[5000005],aaa[5000005],l,r,mid,ans,d,k,i;
pair<long long,long long>p[5000005];
multiset<long long>s;
int putaway(int n, int m, int q, int c[],int b[],int aa[],int  aaa[]){
	for(k=0;k<q;k++){
		p[k].first=aa[k];
		p[k].second=aaa[k];
	}	sort(c,c+n);
	sort(b,b+m);
	sort(p,p+q);
	l=1; r=q+1; ans=-1; //cout<<b[1]<<" "<<b[2]<<endl;
	while(l<=r){
		long long mid=(l+r)/2;
		
		i=0;
		s.clear();
		for(k=0;k<n;k++){
			d=mid;
			while(i<q-1 && c[k]>p[i+1].first ){
				i++;
				s.insert(p[i].second); //if(mid==1) cout<<p[i].second<<"+"<<endl;
			
			}
			
			while(d>0 && s.size()!=0){
				d--;
				multiset<long long>::iterator it=s.end();
				it--;
				//if(mid==1) cout<<*it<<"-"<<endl;
				s.erase(s.find(*it));
			}}
		
		for(i=i+1;i<q;i++){
				s.insert(p[i].second);
			}	//if(mid==1)cout<<s.size()<<endl;
			for(k=0;k<m;k++){
				d=mid;
				while(d>0 && s.size()!=0){
					d--;
					long long st=*s.begin();
					if(st>=b[k]) break;
					s.erase(s.find(st));
				}
				
			}
			if(s.size()>0) l=mid+1;
			else{
				r=mid-1; ans=mid;
			}
		
	}
	return ans;
}

	

• Subtask 1: 0 / 14
• Subtask 2: 0 / 14
• Subtask 3: 0 / 25
• Subtask 4: 0 / 37
• Subtask 5: 0 / 10