Submission #866204

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
866204	2023-10-25 15:23:59	alwaystle	Cities (BOI16_cities)	C++17	0 / 100	5 ms	27740 KiB

cities

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#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
#define file "test"
#define vi vector
#define sz(_v) _v.begin(), _v.end()
#define mask(_x) (1ll << (_x))
#define mp make_pair
#define fi first
#define se second
typedef pair<ll,int> pa;
 
const ll inf = ll(1e16) + 1;
const int N = 1e5 + 5;
int n, m, k, x, y, i, a[6], j, l, p;
vi<pa> adj[N];
ll z, dp[1 << 5][N], o = inf;
bool dd[N];
priority_queue<pa> pq;
 
int main() {
  ios_base::sync_with_stdio(false); cin.tie(NULL);
  #ifndef ONLINE_JUDGE
  freopen(file".inp","r",stdin); freopen(file".out","w",stdout);
  // freopen("debug.txt","w",stderr);
  #endif
 
  cin >> n >> k >> m;
  for(i = 1; i <= k; ++i) cin >> a[i];
  while(m--) {
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

cities.cpp: In function 'int main()':
cities.cpp:50:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<long long int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   50 |    for(j = 0; j < adj[x].size(); ++j) {
      |               ~~^~~~~~~~~~~~~~~
cities.cpp:24:9: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   24 |  freopen(file".inp","r",stdin); freopen(file".out","w",stdout);
      |  ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
cities.cpp:24:40: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   24 |  freopen(file".inp","r",stdin); freopen(file".out","w",stdout);
      |                                 ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 22
• Subtask 2: 0 / 14
• Subtask 3: 0 / 15
• Subtask 4: 0 / 23
• Subtask 5: 0 / 26