답안 #45902 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
45902	2018-04-16T12:31:38 Z	gnoor	Fireworks (APIO16_fireworks)	C++17	100 / 100	302 ms	122264 KB

fireworks

#include <cstdio>
#include <algorithm>
#include <queue>

using namespace std;

int par[300100];
int wgt[300100];

int mm[300100];
long long cc[300100];

priority_queue<long long> q[300100];


int main () {
	int n,m;
	scanf("%d%d",&n,&m);
	for (int i=2;i<=n+m;i++) {
		scanf("%d%d",&par[i],&wgt[i]);
	}
	//long long p,q;
	for (int i=n+m;i>=n+1;i--) {
		mm[i]=1;
		cc[i]=-wgt[i];	
		q[i].push(wgt[i]);
		q[i].push(wgt[i]);	
		
		if (q[i].size()>q[par[i]].size()) swap(q[i],q[par[i]]);
		while (q[i].size()) {
			q[par[i]].push(q[i].top());
			q[i].pop();
		}
		mm[par[i]]+=mm[i];
		cc[par[i]]+=cc[i];
	}
	
	long long aa,bb;
	for (int i=n;i>=2;i--) {
		while (mm[i]>1) {
			cc[i]+=q[i].top();
			q[i].pop();
			mm[i]--;
		}
		aa=q[i].top();
		q[i].pop();
		bb=q[i].top();
		q[i].pop();
		q[i].push(aa+wgt[i]);
		q[i].push(bb+wgt[i]);
		cc[i]-=wgt[i];

		if (q[i].size()>q[par[i]].size()) swap(q[i],q[par[i]]);
		while (q[i].size()) {
			q[par[i]].push(q[i].top());
			q[i].pop();
		}
		mm[par[i]]+=mm[i];
		cc[par[i]]+=cc[i];
	}

	while (mm[1]>0) {
		cc[1]+=q[1].top();
		q[1].pop();
		mm[1]--;
	}
	printf("%lld\n",cc[1]);

	return 0;
}

Compilation message

fireworks.cpp: In function 'int main()':
fireworks.cpp:18:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d",&n,&m);
  ~~~~~^~~~~~~~~~~~~~
fireworks.cpp:20:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d",&par[i],&wgt[i]);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
7.0 / 7.0

#	결과	실행 시간	메모리	Grader output
1	Correct	9 ms	9720 KB	Output is correct
2	Correct	9 ms	9832 KB	Output is correct
3	Correct	9 ms	9900 KB	Output is correct
4	Correct	9 ms	9900 KB	Output is correct
5	Correct	9 ms	9908 KB	Output is correct
6	Correct	9 ms	9908 KB	Output is correct
7	Correct	9 ms	9908 KB	Output is correct
8	Correct	9 ms	9908 KB	Output is correct
9	Correct	9 ms	9908 KB	Output is correct
10	Correct	9 ms	9952 KB	Output is correct

Subtask #2
19.0 / 19.0

#	결과	실행 시간	메모리	Grader output
1	Correct	8 ms	9952 KB	Output is correct
2	Correct	9 ms	9956 KB	Output is correct
3	Correct	9 ms	9956 KB	Output is correct
4	Correct	11 ms	9956 KB	Output is correct
5	Correct	9 ms	9956 KB	Output is correct
6	Correct	10 ms	9956 KB	Output is correct
7	Correct	9 ms	9956 KB	Output is correct
8	Correct	9 ms	9956 KB	Output is correct
9	Correct	9 ms	9956 KB	Output is correct
10	Correct	10 ms	9964 KB	Output is correct
11	Correct	9 ms	9980 KB	Output is correct
12	Correct	9 ms	10108 KB	Output is correct
13	Correct	11 ms	10108 KB	Output is correct
14	Correct	8 ms	10108 KB	Output is correct
15	Correct	9 ms	10108 KB	Output is correct
16	Correct	9 ms	10108 KB	Output is correct
17	Correct	9 ms	10108 KB	Output is correct
18	Correct	10 ms	10108 KB	Output is correct
19	Correct	9 ms	10108 KB	Output is correct

Subtask #3
29.0 / 29.0

#	결과	실행 시간	메모리	Grader output
1	Correct	9 ms	9720 KB	Output is correct
2	Correct	9 ms	9832 KB	Output is correct
3	Correct	9 ms	9900 KB	Output is correct
4	Correct	9 ms	9900 KB	Output is correct
5	Correct	9 ms	9908 KB	Output is correct
6	Correct	9 ms	9908 KB	Output is correct
7	Correct	9 ms	9908 KB	Output is correct
8	Correct	9 ms	9908 KB	Output is correct
9	Correct	9 ms	9908 KB	Output is correct
10	Correct	9 ms	9952 KB	Output is correct
11	Correct	8 ms	9952 KB	Output is correct
12	Correct	9 ms	9956 KB	Output is correct
13	Correct	9 ms	9956 KB	Output is correct
14	Correct	11 ms	9956 KB	Output is correct
15	Correct	9 ms	9956 KB	Output is correct
16	Correct	10 ms	9956 KB	Output is correct
17	Correct	9 ms	9956 KB	Output is correct
18	Correct	9 ms	9956 KB	Output is correct
19	Correct	9 ms	9956 KB	Output is correct
20	Correct	10 ms	9964 KB	Output is correct
21	Correct	9 ms	9980 KB	Output is correct
22	Correct	9 ms	10108 KB	Output is correct
23	Correct	11 ms	10108 KB	Output is correct
24	Correct	8 ms	10108 KB	Output is correct
25	Correct	9 ms	10108 KB	Output is correct
26	Correct	9 ms	10108 KB	Output is correct
27	Correct	9 ms	10108 KB	Output is correct
28	Correct	10 ms	10108 KB	Output is correct
29	Correct	9 ms	10108 KB	Output is correct
30	Correct	9 ms	10108 KB	Output is correct
31	Correct	12 ms	10108 KB	Output is correct
32	Correct	11 ms	10112 KB	Output is correct
33	Correct	13 ms	10196 KB	Output is correct
34	Correct	12 ms	10360 KB	Output is correct
35	Correct	11 ms	10404 KB	Output is correct
36	Correct	11 ms	10544 KB	Output is correct
37	Correct	15 ms	10544 KB	Output is correct
38	Correct	12 ms	10680 KB	Output is correct
39	Correct	15 ms	10816 KB	Output is correct
40	Correct	11 ms	10816 KB	Output is correct
41	Correct	11 ms	10816 KB	Output is correct
42	Correct	14 ms	10896 KB	Output is correct
43	Correct	12 ms	11028 KB	Output is correct
44	Correct	12 ms	11232 KB	Output is correct
45	Correct	12 ms	11232 KB	Output is correct
46	Correct	14 ms	11504 KB	Output is correct
47	Correct	14 ms	11624 KB	Output is correct
48	Correct	13 ms	11624 KB	Output is correct
49	Correct	13 ms	11688 KB	Output is correct
50	Correct	13 ms	11688 KB	Output is correct
51	Correct	11 ms	11688 KB	Output is correct
52	Correct	16 ms	11768 KB	Output is correct
53	Correct	12 ms	11868 KB	Output is correct
54	Correct	12 ms	11868 KB	Output is correct

Subtask #4
45.0 / 45.0

#	결과	실행 시간	메모리	Grader output
1	Correct	9 ms	9720 KB	Output is correct
2	Correct	9 ms	9832 KB	Output is correct
3	Correct	9 ms	9900 KB	Output is correct
4	Correct	9 ms	9900 KB	Output is correct
5	Correct	9 ms	9908 KB	Output is correct
6	Correct	9 ms	9908 KB	Output is correct
7	Correct	9 ms	9908 KB	Output is correct
8	Correct	9 ms	9908 KB	Output is correct
9	Correct	9 ms	9908 KB	Output is correct
10	Correct	9 ms	9952 KB	Output is correct
11	Correct	8 ms	9952 KB	Output is correct
12	Correct	9 ms	9956 KB	Output is correct
13	Correct	9 ms	9956 KB	Output is correct
14	Correct	11 ms	9956 KB	Output is correct
15	Correct	9 ms	9956 KB	Output is correct
16	Correct	10 ms	9956 KB	Output is correct
17	Correct	9 ms	9956 KB	Output is correct
18	Correct	9 ms	9956 KB	Output is correct
19	Correct	9 ms	9956 KB	Output is correct
20	Correct	10 ms	9964 KB	Output is correct
21	Correct	9 ms	9980 KB	Output is correct
22	Correct	9 ms	10108 KB	Output is correct
23	Correct	11 ms	10108 KB	Output is correct
24	Correct	8 ms	10108 KB	Output is correct
25	Correct	9 ms	10108 KB	Output is correct
26	Correct	9 ms	10108 KB	Output is correct
27	Correct	9 ms	10108 KB	Output is correct
28	Correct	10 ms	10108 KB	Output is correct
29	Correct	9 ms	10108 KB	Output is correct
30	Correct	9 ms	10108 KB	Output is correct
31	Correct	12 ms	10108 KB	Output is correct
32	Correct	11 ms	10112 KB	Output is correct
33	Correct	13 ms	10196 KB	Output is correct
34	Correct	12 ms	10360 KB	Output is correct
35	Correct	11 ms	10404 KB	Output is correct
36	Correct	11 ms	10544 KB	Output is correct
37	Correct	15 ms	10544 KB	Output is correct
38	Correct	12 ms	10680 KB	Output is correct
39	Correct	15 ms	10816 KB	Output is correct
40	Correct	11 ms	10816 KB	Output is correct
41	Correct	11 ms	10816 KB	Output is correct
42	Correct	14 ms	10896 KB	Output is correct
43	Correct	12 ms	11028 KB	Output is correct
44	Correct	12 ms	11232 KB	Output is correct
45	Correct	12 ms	11232 KB	Output is correct
46	Correct	14 ms	11504 KB	Output is correct
47	Correct	14 ms	11624 KB	Output is correct
48	Correct	13 ms	11624 KB	Output is correct
49	Correct	13 ms	11688 KB	Output is correct
50	Correct	13 ms	11688 KB	Output is correct
51	Correct	11 ms	11688 KB	Output is correct
52	Correct	16 ms	11768 KB	Output is correct
53	Correct	12 ms	11868 KB	Output is correct
54	Correct	12 ms	11868 KB	Output is correct
55	Correct	17 ms	12420 KB	Output is correct
56	Correct	40 ms	15428 KB	Output is correct
57	Correct	90 ms	18580 KB	Output is correct
58	Correct	80 ms	21712 KB	Output is correct
59	Correct	140 ms	25656 KB	Output is correct
60	Correct	172 ms	30296 KB	Output is correct
61	Correct	161 ms	35244 KB	Output is correct
62	Correct	170 ms	39800 KB	Output is correct
63	Correct	211 ms	46504 KB	Output is correct
64	Correct	216 ms	51512 KB	Output is correct
65	Correct	103 ms	51512 KB	Output is correct
66	Correct	101 ms	51512 KB	Output is correct
67	Correct	100 ms	56248 KB	Output is correct
68	Correct	174 ms	67820 KB	Output is correct
69	Correct	200 ms	73296 KB	Output is correct
70	Correct	210 ms	78088 KB	Output is correct
71	Correct	302 ms	97716 KB	Output is correct
72	Correct	242 ms	101976 KB	Output is correct
73	Correct	221 ms	102652 KB	Output is correct
74	Correct	218 ms	107180 KB	Output is correct
75	Correct	211 ms	109632 KB	Output is correct
76	Correct	217 ms	113432 KB	Output is correct
77	Correct	227 ms	116760 KB	Output is correct
78	Correct	229 ms	120556 KB	Output is correct
79	Correct	218 ms	122264 KB	Output is correct

답안 #45902

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