oj.uz

Submission #56033

# Submission time Handle Problem Language Result Execution time Memory
56033 2018-07-09T12:12:57 Z 정원준(#2100) Sushi (JOI16_sushi) C++11
15 / 100
 7405 ms 143700 KB 
#include <bits/stdc++.h>
#define L long long

using namespace std;

L n,q,x;
L a[400040];

priority_queue<L>numqueue[1000];
priority_queue<L,vector<L>,greater<L> >queryqueue[1000];

void update(L loc){
	L i;
	for(i=loc*x;i<(loc+1)*x&&i<n;i++)
	{
		if(!queryqueue[loc].empty()&&queryqueue[loc].top()<a[i])
		{
			L temp=a[i];
			a[i]=queryqueue[loc].top();
			queryqueue[loc].pop();
			queryqueue[loc].push(temp);
		}
	}
	priority_queue<L,vector<L>,greater<L> >temp;
	swap(temp,queryqueue[loc]);
	priority_queue<L>temp2;
	swap(temp2,numqueue[loc]);
	
	for(i=loc*x;i<(loc+1)*x&&i<n;i++)
	{
		numqueue[loc].push(a[i]);
	}
}

L naive(L s,L e,L num){
	L i;
	for(i=s;i<=e&&i<n;i++)
	{
		if(num<a[i])
		{
			swap(num,a[i]);
		}
	}
	priority_queue<L>temp;
	swap(temp,numqueue[s/x]);
	for(i=s/x;i<s/x+x&&i<n;i++)
	{
		numqueue[s/x].push(a[i]);
	}
	return num;
}

L give(L loc,L num){
	queryqueue[loc].push(num);
	numqueue[loc].push(num);
	L ret=numqueue[loc].top();
	numqueue[loc].pop();
	return ret;
}

int main()
{
	scanf("%lld %lld",&n,&q);
	while(x*x<n) x++;
	L i,j;
	for(i=0;i<n;i++)
	{
		scanf("%lld",&a[i]);
		numqueue[i/x].push(a[i]);
	}
	for(i=1;i<=q;i++)
	{
		L s,e,num;
		scanf("%lld %lld %lld",&s,&e,&num);
		s--;
		e--;
		update(s/x);
		update(e/x);
		if(s<=e)
		{
			if(s/x==e/x)
			{
				printf("%lld\n",naive(s,e,num));
			}
			else
			{
				L temp=naive(s,s/x*x+x-1,num);
				for(j=s/x+1;j<e/x;j++)
				{
					temp=give(j,temp);
				}
				printf("%lld\n",naive(e/x*x,e,temp));
			}
		}
		else
		{
			L temp=naive(s,s/x*x+x-1,num);
			for(j=s/x+1;j<(n-1)/x;j++)
			{
				temp=give(j,temp);
			}
			for(j=0;j<e/x;j++)
			{
				temp=give(j,temp);
			}
			printf("%lld\n",naive(e/x*x,e,temp));
		}
	}
}

Compilation message

telegraph.cpp: In function 'int main()':
telegraph.cpp:63:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%lld %lld",&n,&q);
  ~~~~~^~~~~~~~~~~~~~~~~~~
telegraph.cpp:68:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%lld",&a[i]);
   ~~~~~^~~~~~~~~~~~~~
telegraph.cpp:74:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%lld %lld %lld",&s,&e,&num);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 24 ms 504 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 6356 ms 143316 KB Output is correct
2 Correct 6173 ms 143316 KB Output is correct
3 Correct 3220 ms 143316 KB Output is correct
4 Correct 6113 ms 143460 KB Output is correct
5 Correct 5345 ms 143460 KB Output is correct
6 Correct 6588 ms 143460 KB Output is correct
7 Correct 7047 ms 143460 KB Output is correct
8 Correct 6347 ms 143460 KB Output is correct
9 Correct 3342 ms 143460 KB Output is correct
10 Correct 5316 ms 143460 KB Output is correct
11 Correct 3113 ms 143460 KB Output is correct
12 Correct 6247 ms 143460 KB Output is correct
13 Correct 6656 ms 143560 KB Output is correct
14 Correct 6116 ms 143560 KB Output is correct
15 Correct 3721 ms 143560 KB Output is correct
16 Correct 7304 ms 143700 KB Output is correct
17 Correct 5501 ms 143700 KB Output is correct
18 Correct 7405 ms 143700 KB Output is correct
19 Correct 6807 ms 143700 KB Output is correct
20 Correct 7136 ms 143700 KB Output is correct

Subtask #3
0 / 80.0

# Verdict Execution time Memory Grader output
1 Incorrect 24 ms 504 KB Output isn't correct
2 Halted 0 ms 0 KB -