제출 #25649

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
25649	2017-06-23 10:57:15	tlwpdus	버스 (JOI14_bus)	C++98	100 / 100	916 ms	67244 KiB

bus

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#include <bits/stdc++.h>
using namespace std;
typedef pair<int,int> pii;
typedef pair<pii,int> piii;
struct edge {
    int a, b, c, d;
    edge(){}
    edge(int a, int b, int c, int d):a(a),b(b),c(c),d(d){}
};
edge edg[300100];
int n, m, q;
pii node[600100]; // node number, time
vector<pii> lis[600100];
vector<piii> tis[100100];
pii ord[600100];
int dis[600100];
int INF = 987654321;
void dijk() {
    int i;
    priority_queue<pii> pq;
    for (i=0;i<2*m;i++) dis[i] = INF;
    for (i=0;i<2*m;i++) {
        if (ord[i].first==0) {
            dis[i] = 0;
            pq.push(pii(0,i));
 
 
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컴파일 시 표준 에러 (stderr) 메시지

bus.cpp: In function 'void dijk()':
bus.cpp:39:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for (i=0;i<lis[here].size();i++) {
                   ^
bus.cpp: In function 'int main()':
bus.cpp:68:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for (j=1;j<tis[i].size();j++) {
                   ^
bus.cpp:55:24: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d",&n,&m);
                        ^
bus.cpp:58:38: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d%d%d%d",&a,&b,&c,&d);
                                      ^
bus.cpp:73:19: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d",&q);
                   ^
bus.cpp:76:23: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d",&a);
                       ^

• Subtask 1: 20 / 20
• Subtask 2: 15 / 15
• Subtask 3: 15 / 15
• Subtask 4: 50 / 50