답안 #26982

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
26982	2017-07-08T07:20:12 Z	검수팍(#1115)	Alternative Mart (FXCUP2_mart)	C++	1 / 1	3519 ms	55100 KB

mart

#include<stdio.h>
#include<memory.h>
#include<vector>
#include<queue>
#include<set>
using namespace std;

struct nod {
	int st, ix, dst;
	nod(int st_, int ix_, int dst_){ st=st_, ix=ix_, dst=dst_; }
	bool operator< (const nod& c) const {
		if(dst != c.dst) return dst > c.dst;
		return st > c.st;
	}
};

priority_queue<nod> pq;

int N, M, K, Q;
int endp[406060], val[406060], prv[406060], top[101010], ecn;
int dist[101010][11], dnum[101010][11], dcn[101010];
set<pair<int,int> > chk;

void edge(int s, int e, int v){
	endp[ecn]=e, val[ecn]=v, prv[ecn]=top[s], top[s]=ecn++;
}

int st, x, close[11], ban[101010];

int main(){
	scanf("%d%d%d%d", &N, &M, &K, &Q);
	for(int i=1; i<=N; i++) top[i]=-1;
	memset(dist, 0x3f, sizeof(dist));
	for(int i=K; i--;){
		int a; scanf("%d", &a);
		pq.push(nod(a, a, 0));
	}
	for(int i=M; i--;){
		int s, e, v;
		scanf("%d%d%d", &s, &e, &v);
		edge(s, e, v), edge(e, s, v);
	}
	while(!pq.empty()){
		nod cur = pq.top(); pq.pop();
		if(dcn[cur.ix] >= 11) continue;
		if(chk.find(make_pair(cur.ix, cur.st)) != chk.end()) continue;
		int dix = dcn[cur.ix];
		dist[cur.ix][dix] = cur.dst, dnum[cur.ix][dix] = cur.st, dcn[cur.ix]++;
		chk.insert(make_pair(cur.ix, cur.st));
		for(int i=top[cur.ix]; i>=0; i=prv[i]) pq.push(nod(cur.st, endp[i], cur.dst+val[i]));
	}

	for(int t=Q; t--;){
		scanf("%d%d", &st, &x);
		for(int i=0; i<x; i++) scanf("%d", &close[i]), ban[close[i]]=1;
		for(int i=0; i<=10; i++){
			if(ban[dnum[st][i]]) continue;
			printf("%d %d\n", dnum[st][i], dist[st][i]);
			break;
		}
		for(int i=0; i<x; i++) ban[close[i]]=0;
	}
	return 0;
}

Compilation message

mart.cpp: In function 'int main()':
mart.cpp:31:35: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d%d%d", &N, &M, &K, &Q);
                                   ^
mart.cpp:35:25: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   int a; scanf("%d", &a);
                         ^
mart.cpp:40:30: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d%d", &s, &e, &v);
                              ^
mart.cpp:54:25: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d", &st, &x);
                         ^
mart.cpp:55:65: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   for(int i=0; i<x; i++) scanf("%d", &close[i]), ban[close[i]]=1;
                                                                 ^

Subtask #1

1.0 / 1.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	16556 KB	Output is correct
2	Correct	0 ms	16556 KB	Output is correct
3	Correct	0 ms	16556 KB	Output is correct
4	Correct	0 ms	16556 KB	Output is correct
5	Correct	0 ms	16556 KB	Output is correct
6	Correct	0 ms	16556 KB	Output is correct
7	Correct	3 ms	16836 KB	Output is correct
8	Correct	3 ms	16820 KB	Output is correct
9	Correct	96 ms	21256 KB	Output is correct
10	Correct	73 ms	21256 KB	Output is correct
11	Correct	83 ms	19364 KB	Output is correct
12	Correct	76 ms	19196 KB	Output is correct
13	Correct	1253 ms	55100 KB	Output is correct
14	Correct	1329 ms	54964 KB	Output is correct
15	Correct	133 ms	19064 KB	Output is correct
16	Correct	116 ms	18932 KB	Output is correct
17	Correct	1963 ms	41612 KB	Output is correct
18	Correct	1143 ms	40052 KB	Output is correct
19	Correct	1929 ms	43932 KB	Output is correct
20	Correct	1373 ms	42296 KB	Output is correct
21	Correct	1516 ms	45412 KB	Output is correct
22	Correct	1609 ms	42532 KB	Output is correct
23	Correct	1436 ms	48520 KB	Output is correct
24	Correct	1939 ms	45448 KB	Output is correct
25	Correct	1443 ms	48520 KB	Output is correct
26	Correct	1553 ms	45448 KB	Output is correct
27	Correct	176 ms	19624 KB	Output is correct
28	Correct	176 ms	19352 KB	Output is correct
29	Correct	2896 ms	43048 KB	Output is correct
30	Correct	2123 ms	41564 KB	Output is correct
31	Correct	1576 ms	48500 KB	Output is correct
32	Correct	2213 ms	43916 KB	Output is correct
33	Correct	1979 ms	45412 KB	Output is correct
34	Correct	1823 ms	48484 KB	Output is correct
35	Correct	1869 ms	48520 KB	Output is correct
36	Correct	1933 ms	48520 KB	Output is correct
37	Correct	1573 ms	54664 KB	Output is correct
38	Correct	2283 ms	54664 KB	Output is correct
39	Correct	233 ms	19736 KB	Output is correct
40	Correct	223 ms	19624 KB	Output is correct
41	Correct	3519 ms	46092 KB	Output is correct
42	Correct	2876 ms	46116 KB	Output is correct
43	Correct	1739 ms	54616 KB	Output is correct
44	Correct	2719 ms	54636 KB	Output is correct
45	Correct	1909 ms	54628 KB	Output is correct
46	Correct	1723 ms	54628 KB	Output is correct
47	Correct	2516 ms	54664 KB	Output is correct
48	Correct	2729 ms	54664 KB	Output is correct
49	Correct	2999 ms	54664 KB	Output is correct
50	Correct	3169 ms	54664 KB	Output is correct
51	Correct	1819 ms	54664 KB	Output is correct
52	Correct	1623 ms	54664 KB	Output is correct
53	Correct	733 ms	42428 KB	Output is correct
54	Correct	2639 ms	48516 KB	Output is correct
55	Correct	2733 ms	48484 KB	Output is correct
56	Correct	3179 ms	54628 KB	Output is correct
57	Correct	1663 ms	54436 KB	Output is correct