oj.uz

답안 #224150

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
224150 2020-04-17T08:54:16 Z jamielim Fire (JOI20_ho_t5) C++14
7 / 100
 438 ms 35832 KB 
#include <bits/stdc++.h>
using namespace std;

struct node{
	int s,e,m;
	long long mx,sm;
	node *l,*r;
	node(int S,int E){
		s=S;e=E;m=(s+e)/2;mx=sm=0;
		if(s!=e){
			l=new node(s,m);
			r=new node(m+1,e);
		}
	}
	void upd(int x,long long nv){
		if(s==e){mx=nv;sm=nv;return;}
		if(x<=m)l->upd(x,nv);
		else r->upd(x,nv);
		mx=max(l->mx,r->mx);
		sm=l->sm+r->sm;
	}
	long long mq(int x,int y){
		if(s==x&&e==y)return mx;
		if(y<=m)return l->mq(x,y);
		if(x>m)return r->mq(x,y);
		return max(l->mq(x,m),r->mq(m+1,y));
	}
	long long sq(int x,int y){
		if(s==x&&e==y)return sm;
		if(y<=m)return l->sq(x,y);
		if(x>m)return r->sq(x,y);
		return l->sq(x,m)+r->sq(m+1,y);
	}
}*root=new node(0,200005);

int main(){
	int n,q;
	scanf("%d%d",&n,&q);
	if(n<=200&&q<=200){
		long long arr[n+5][n];
		for(int i=0;i<n;i++)scanf("%lld",&arr[0][i]);
		for(int i=1;i<=n;i++){
			arr[i][0]=arr[i-1][0];
			for(int j=1;j<n;j++){
				arr[i][j]=max(arr[i-1][j-1],arr[i-1][j]);
			}
		}
		int t,l,r;
		for(int i=0;i<q;i++){
			scanf("%d%d%d",&t,&l,&r);l--;r--;
			long long ans=0;
			for(int j=l;j<=r;j++){
				ans+=arr[t][j];
			}
			printf("%lld\n",ans);
		}
	}else{
		long long arr[n];
		for(int i=0;i<n;i++){
			scanf("%lld",&arr[i]);
			root->upd(i,arr[i]);
		}
		int t[q],l[q],r[q]; bool st2=1;
		for(int i=0;i<q;i++){
			scanf("%d%d%d",&t[i],&l[i],&r[i]);
			if(t[i]!=t[0])st2=0;
		}
		if(st2){
			for(int i=n-1;i>=0;i--){
				root->upd(i,root->mq(max(0,i-t[0]),i));
			}
			for(int i=0;i<q;i++){
				printf("%lld\n",root->sq(max(0,l[i]-1),r[i]-1));
			}
		}
	}
}

Compilation message

ho_t5.cpp: In function 'int main()':
ho_t5.cpp:38:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d",&n,&q);
  ~~~~~^~~~~~~~~~~~~~
ho_t5.cpp:41:28: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   for(int i=0;i<n;i++)scanf("%lld",&arr[0][i]);
                       ~~~~~^~~~~~~~~~~~~~~~~~~
ho_t5.cpp:50:9: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    scanf("%d%d%d",&t,&l,&r);l--;r--;
    ~~~~~^~~~~~~~~~~~~~~~~~~
ho_t5.cpp:60:9: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    scanf("%lld",&arr[i]);
    ~~~~~^~~~~~~~~~~~~~~~
ho_t5.cpp:65:9: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    scanf("%d%d%d",&t[i],&l[i],&r[i]);
    ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
1.0 / 1.0

# 결과 실행 시간 메모리 Grader output
1 Correct 26 ms 25344 KB Output is correct
2 Correct 28 ms 25720 KB Output is correct
3 Correct 28 ms 25676 KB Output is correct
4 Correct 29 ms 25720 KB Output is correct
5 Correct 26 ms 25600 KB Output is correct
6 Correct 31 ms 25776 KB Output is correct
7 Correct 27 ms 25592 KB Output is correct
8 Correct 32 ms 25596 KB Output is correct
9 Correct 25 ms 25600 KB Output is correct
10 Correct 28 ms 25728 KB Output is correct
11 Correct 27 ms 25592 KB Output is correct
12 Correct 32 ms 25720 KB Output is correct
13 Correct 25 ms 25728 KB Output is correct
14 Correct 27 ms 25600 KB Output is correct
15 Correct 25 ms 25600 KB Output is correct
16 Correct 25 ms 25728 KB Output is correct
17 Correct 26 ms 25592 KB Output is correct
18 Correct 25 ms 25592 KB Output is correct
19 Correct 26 ms 25720 KB Output is correct
20 Correct 25 ms 25728 KB Output is correct
21 Correct 26 ms 25720 KB Output is correct
22 Correct 26 ms 25728 KB Output is correct
23 Correct 25 ms 25728 KB Output is correct
24 Correct 25 ms 25600 KB Output is correct
25 Correct 25 ms 25596 KB Output is correct
26 Correct 26 ms 25720 KB Output is correct
27 Correct 26 ms 25720 KB Output is correct
28 Correct 25 ms 25600 KB Output is correct
29 Correct 25 ms 25592 KB Output is correct
30 Correct 26 ms 25728 KB Output is correct
31 Correct 25 ms 25720 KB Output is correct
32 Correct 26 ms 25720 KB Output is correct

Subtask #2
6.0 / 6.0

# 결과 실행 시간 메모리 Grader output
1 Correct 26 ms 25344 KB Output is correct
2 Correct 397 ms 31992 KB Output is correct
3 Correct 394 ms 35760 KB Output is correct
4 Correct 438 ms 35832 KB Output is correct
5 Correct 399 ms 35576 KB Output is correct
6 Correct 413 ms 35480 KB Output is correct
7 Correct 429 ms 35704 KB Output is correct
8 Correct 426 ms 35632 KB Output is correct
9 Correct 418 ms 35712 KB Output is correct
10 Correct 396 ms 35552 KB Output is correct
11 Correct 415 ms 35704 KB Output is correct
12 Correct 397 ms 35576 KB Output is correct
13 Correct 418 ms 35448 KB Output is correct
14 Correct 401 ms 35320 KB Output is correct
15 Correct 423 ms 35528 KB Output is correct
16 Correct 415 ms 35448 KB Output is correct

Subtask #3
0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 26 ms 25344 KB Output is correct
2 Incorrect 172 ms 29176 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #4
0 / 6.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 150 ms 29176 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 80.0

# 결과 실행 시간 메모리 Grader output
1 Correct 26 ms 25344 KB Output is correct
2 Correct 28 ms 25720 KB Output is correct
3 Correct 28 ms 25676 KB Output is correct
4 Correct 29 ms 25720 KB Output is correct
5 Correct 26 ms 25600 KB Output is correct
6 Correct 31 ms 25776 KB Output is correct
7 Correct 27 ms 25592 KB Output is correct
8 Correct 32 ms 25596 KB Output is correct
9 Correct 25 ms 25600 KB Output is correct
10 Correct 28 ms 25728 KB Output is correct
11 Correct 27 ms 25592 KB Output is correct
12 Correct 32 ms 25720 KB Output is correct
13 Correct 25 ms 25728 KB Output is correct
14 Correct 27 ms 25600 KB Output is correct
15 Correct 25 ms 25600 KB Output is correct
16 Correct 25 ms 25728 KB Output is correct
17 Correct 26 ms 25592 KB Output is correct
18 Correct 25 ms 25592 KB Output is correct
19 Correct 26 ms 25720 KB Output is correct
20 Correct 25 ms 25728 KB Output is correct
21 Correct 26 ms 25720 KB Output is correct
22 Correct 26 ms 25728 KB Output is correct
23 Correct 25 ms 25728 KB Output is correct
24 Correct 25 ms 25600 KB Output is correct
25 Correct 25 ms 25596 KB Output is correct
26 Correct 26 ms 25720 KB Output is correct
27 Correct 26 ms 25720 KB Output is correct
28 Correct 25 ms 25600 KB Output is correct
29 Correct 25 ms 25592 KB Output is correct
30 Correct 26 ms 25728 KB Output is correct
31 Correct 25 ms 25720 KB Output is correct
32 Correct 26 ms 25720 KB Output is correct
33 Incorrect 179 ms 32736 KB Output isn't correct
34 Halted 0 ms 0 KB -