답안 #99955 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
99955	2019-03-08T22:25:50 Z	TadijaSebez	Fireworks (APIO16_fireworks)	C++11	100 / 100	192 ms	30184 KB

fireworks

#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define pb push_back
const int N=300050;
priority_queue<ll> pq[N];
int par[N],len[N],deg[N];
ll dp[N];
int main()
{
	int n,m;
	scanf("%i %i",&n,&m);
	for(int i=2;i<=n+m;i++)
	{
		scanf("%i %i",&par[i],&len[i]);
		deg[par[i]]++;
		if(i>n)
		{
			dp[par[i]]-=len[i];
			pq[par[i]].push(len[i]);
			pq[par[i]].push(len[i]);
		}
	}
	for(int i=n;i>=2;i--)
	{
		for(int j=1;j<=deg[i]-1;j++)
		{
			dp[i]+=pq[i].top();
			pq[i].pop();
		}
		ll x=pq[i].top();
		pq[i].pop();
		ll y=pq[i].top();
		pq[i].pop();
		pq[i].push(x+len[i]);
		pq[i].push(y+len[i]);
		dp[i]-=len[i];
		dp[par[i]]+=dp[i];
		if(pq[par[i]].size()<pq[i].size()) pq[par[i]].swap(pq[i]);
		while(pq[i].size()) pq[par[i]].push(pq[i].top()),pq[i].pop();
	}
	ll ans=dp[1];
	for(int j=1;j<=deg[1];j++) ans+=pq[1].top(),pq[1].pop();
	printf("%lld\n",ans);
	return 0;
}

Compilation message

fireworks.cpp: In function 'int main()':
fireworks.cpp:12:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%i %i",&n,&m);
  ~~~~~^~~~~~~~~~~~~~~
fireworks.cpp:15:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%i %i",&par[i],&len[i]);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
7.0 / 7.0

#	결과	실행 시간	메모리	Grader output
1	Correct	10 ms	9728 KB	Output is correct
2	Correct	10 ms	9728 KB	Output is correct
3	Correct	10 ms	9728 KB	Output is correct
4	Correct	10 ms	9728 KB	Output is correct
5	Correct	11 ms	9728 KB	Output is correct
6	Correct	10 ms	9728 KB	Output is correct
7	Correct	11 ms	9728 KB	Output is correct
8	Correct	11 ms	9728 KB	Output is correct
9	Correct	10 ms	9728 KB	Output is correct
10	Correct	10 ms	9728 KB	Output is correct

Subtask #2
19.0 / 19.0

#	결과	실행 시간	메모리	Grader output
1	Correct	10 ms	9728 KB	Output is correct
2	Correct	11 ms	9744 KB	Output is correct
3	Correct	10 ms	9728 KB	Output is correct
4	Correct	10 ms	9728 KB	Output is correct
5	Correct	11 ms	9728 KB	Output is correct
6	Correct	12 ms	9728 KB	Output is correct
7	Correct	11 ms	9856 KB	Output is correct
8	Correct	11 ms	9728 KB	Output is correct
9	Correct	11 ms	9728 KB	Output is correct
10	Correct	10 ms	9728 KB	Output is correct
11	Correct	11 ms	9728 KB	Output is correct
12	Correct	10 ms	9856 KB	Output is correct
13	Correct	11 ms	9728 KB	Output is correct
14	Correct	10 ms	9728 KB	Output is correct
15	Correct	11 ms	9728 KB	Output is correct
16	Correct	12 ms	9728 KB	Output is correct
17	Correct	11 ms	9728 KB	Output is correct
18	Correct	11 ms	9856 KB	Output is correct
19	Correct	11 ms	9856 KB	Output is correct

Subtask #3
29.0 / 29.0

#	결과	실행 시간	메모리	Grader output
1	Correct	10 ms	9728 KB	Output is correct
2	Correct	10 ms	9728 KB	Output is correct
3	Correct	10 ms	9728 KB	Output is correct
4	Correct	10 ms	9728 KB	Output is correct
5	Correct	11 ms	9728 KB	Output is correct
6	Correct	10 ms	9728 KB	Output is correct
7	Correct	11 ms	9728 KB	Output is correct
8	Correct	11 ms	9728 KB	Output is correct
9	Correct	10 ms	9728 KB	Output is correct
10	Correct	10 ms	9728 KB	Output is correct
11	Correct	10 ms	9728 KB	Output is correct
12	Correct	11 ms	9744 KB	Output is correct
13	Correct	10 ms	9728 KB	Output is correct
14	Correct	10 ms	9728 KB	Output is correct
15	Correct	11 ms	9728 KB	Output is correct
16	Correct	12 ms	9728 KB	Output is correct
17	Correct	11 ms	9856 KB	Output is correct
18	Correct	11 ms	9728 KB	Output is correct
19	Correct	11 ms	9728 KB	Output is correct
20	Correct	10 ms	9728 KB	Output is correct
21	Correct	11 ms	9728 KB	Output is correct
22	Correct	10 ms	9856 KB	Output is correct
23	Correct	11 ms	9728 KB	Output is correct
24	Correct	10 ms	9728 KB	Output is correct
25	Correct	11 ms	9728 KB	Output is correct
26	Correct	12 ms	9728 KB	Output is correct
27	Correct	11 ms	9728 KB	Output is correct
28	Correct	11 ms	9856 KB	Output is correct
29	Correct	11 ms	9856 KB	Output is correct
30	Correct	13 ms	9856 KB	Output is correct
31	Correct	13 ms	9856 KB	Output is correct
32	Correct	14 ms	9856 KB	Output is correct
33	Correct	15 ms	9856 KB	Output is correct
34	Correct	12 ms	9856 KB	Output is correct
35	Correct	14 ms	9984 KB	Output is correct
36	Correct	14 ms	9984 KB	Output is correct
37	Correct	14 ms	9984 KB	Output is correct
38	Correct	12 ms	9984 KB	Output is correct
39	Correct	13 ms	9984 KB	Output is correct
40	Correct	12 ms	9856 KB	Output is correct
41	Correct	12 ms	9984 KB	Output is correct
42	Correct	13 ms	9856 KB	Output is correct
43	Correct	14 ms	9984 KB	Output is correct
44	Correct	15 ms	9984 KB	Output is correct
45	Correct	13 ms	10112 KB	Output is correct
46	Correct	16 ms	10112 KB	Output is correct
47	Correct	35 ms	10104 KB	Output is correct
48	Correct	13 ms	9984 KB	Output is correct
49	Correct	13 ms	10112 KB	Output is correct
50	Correct	13 ms	9984 KB	Output is correct
51	Correct	16 ms	9984 KB	Output is correct
52	Correct	13 ms	10108 KB	Output is correct
53	Correct	13 ms	9984 KB	Output is correct
54	Correct	14 ms	10112 KB	Output is correct

Subtask #4
45.0 / 45.0

#	결과	실행 시간	메모리	Grader output
1	Correct	10 ms	9728 KB	Output is correct
2	Correct	10 ms	9728 KB	Output is correct
3	Correct	10 ms	9728 KB	Output is correct
4	Correct	10 ms	9728 KB	Output is correct
5	Correct	11 ms	9728 KB	Output is correct
6	Correct	10 ms	9728 KB	Output is correct
7	Correct	11 ms	9728 KB	Output is correct
8	Correct	11 ms	9728 KB	Output is correct
9	Correct	10 ms	9728 KB	Output is correct
10	Correct	10 ms	9728 KB	Output is correct
11	Correct	10 ms	9728 KB	Output is correct
12	Correct	11 ms	9744 KB	Output is correct
13	Correct	10 ms	9728 KB	Output is correct
14	Correct	10 ms	9728 KB	Output is correct
15	Correct	11 ms	9728 KB	Output is correct
16	Correct	12 ms	9728 KB	Output is correct
17	Correct	11 ms	9856 KB	Output is correct
18	Correct	11 ms	9728 KB	Output is correct
19	Correct	11 ms	9728 KB	Output is correct
20	Correct	10 ms	9728 KB	Output is correct
21	Correct	11 ms	9728 KB	Output is correct
22	Correct	10 ms	9856 KB	Output is correct
23	Correct	11 ms	9728 KB	Output is correct
24	Correct	10 ms	9728 KB	Output is correct
25	Correct	11 ms	9728 KB	Output is correct
26	Correct	12 ms	9728 KB	Output is correct
27	Correct	11 ms	9728 KB	Output is correct
28	Correct	11 ms	9856 KB	Output is correct
29	Correct	11 ms	9856 KB	Output is correct
30	Correct	13 ms	9856 KB	Output is correct
31	Correct	13 ms	9856 KB	Output is correct
32	Correct	14 ms	9856 KB	Output is correct
33	Correct	15 ms	9856 KB	Output is correct
34	Correct	12 ms	9856 KB	Output is correct
35	Correct	14 ms	9984 KB	Output is correct
36	Correct	14 ms	9984 KB	Output is correct
37	Correct	14 ms	9984 KB	Output is correct
38	Correct	12 ms	9984 KB	Output is correct
39	Correct	13 ms	9984 KB	Output is correct
40	Correct	12 ms	9856 KB	Output is correct
41	Correct	12 ms	9984 KB	Output is correct
42	Correct	13 ms	9856 KB	Output is correct
43	Correct	14 ms	9984 KB	Output is correct
44	Correct	15 ms	9984 KB	Output is correct
45	Correct	13 ms	10112 KB	Output is correct
46	Correct	16 ms	10112 KB	Output is correct
47	Correct	35 ms	10104 KB	Output is correct
48	Correct	13 ms	9984 KB	Output is correct
49	Correct	13 ms	10112 KB	Output is correct
50	Correct	13 ms	9984 KB	Output is correct
51	Correct	16 ms	9984 KB	Output is correct
52	Correct	13 ms	10108 KB	Output is correct
53	Correct	13 ms	9984 KB	Output is correct
54	Correct	14 ms	10112 KB	Output is correct
55	Correct	19 ms	10624 KB	Output is correct
56	Correct	39 ms	13020 KB	Output is correct
57	Correct	60 ms	15224 KB	Output is correct
58	Correct	81 ms	16948 KB	Output is correct
59	Correct	103 ms	19144 KB	Output is correct
60	Correct	117 ms	21484 KB	Output is correct
61	Correct	122 ms	23408 KB	Output is correct
62	Correct	137 ms	24664 KB	Output is correct
63	Correct	165 ms	27436 KB	Output is correct
64	Correct	192 ms	28116 KB	Output is correct
65	Correct	89 ms	20476 KB	Output is correct
66	Correct	98 ms	20536 KB	Output is correct
67	Correct	130 ms	20660 KB	Output is correct
68	Correct	156 ms	25400 KB	Output is correct
69	Correct	172 ms	25324 KB	Output is correct
70	Correct	181 ms	25452 KB	Output is correct
71	Correct	185 ms	30060 KB	Output is correct
72	Correct	170 ms	30184 KB	Output is correct
73	Correct	153 ms	26472 KB	Output is correct
74	Correct	168 ms	27036 KB	Output is correct
75	Correct	143 ms	25572 KB	Output is correct
76	Correct	137 ms	25572 KB	Output is correct
77	Correct	157 ms	25888 KB	Output is correct
78	Correct	152 ms	25472 KB	Output is correct
79	Correct	146 ms	23368 KB	Output is correct

답안 #99955

Compilation message

Subtask #1 7.0 / 7.0

Subtask #2 19.0 / 19.0

Subtask #3 29.0 / 29.0

Subtask #4 45.0 / 45.0

Subtask #1
7.0 / 7.0

Subtask #2
19.0 / 19.0

Subtask #3
29.0 / 29.0

Subtask #4
45.0 / 45.0