Submission #26579

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
26579	2017-07-03 08:35:35	wwiiiii	주유소 (KOI16_gas)	C++14	100 / 100	1008 ms	51900 KiB

gas

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#include <cstdio>
#include <vector>
#include <algorithm>
#include <queue>
using namespace std;
class edge {
public:
  long long v, c;//vertex, cost
  bool operator<(const edge & next) const {
    if (c != next.c) return c > next.c;
    else return v > next.v;
  }
};
const long long vmax = 2520, emax = 4020, inf = vmax * emax * vmax;
long long n, m;
long long oil[vmax];
vector<edge> graph[vmax];
long long road[vmax][vmax];
void dijk(long long start)
{
  vector<long long> d(n + 1, inf);
  priority_queue<edge> pq;
  pq.push({ start, 0 });
  while (!pq.empty())
  {
    edge now = pq.top(); pq.pop();
    if (now.c > d[now.v]) continue;
 
 
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Compilation message (stderr)

gas.cpp: In function 'int main()':
gas.cpp:73:28: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%lld %lld", &n, &m);
                            ^
gas.cpp:74:59: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  for (long long i = 1; i <= n; i++) scanf("%lld", &oil[i]);
                                                           ^
gas.cpp:77:57: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   long long s, e, c; scanf("%lld %lld %lld", &s, &e, &c);
                                                         ^

• Subtask 1: 18 / 18
• Subtask 2: 15 / 15
• Subtask 3: 16 / 16
• Subtask 4: 24 / 24
• Subtask 5: 27 / 27