Submission #243529

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
243529	2020-07-01 09:42:08	SamAnd	Hotspot (NOI17_hotspot)	C++17	100 / 100	919 ms	1376 KiB

hotspot

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#include <bits/stdc++.h>
using namespace std;
#define m_p make_pair
#define all(x) (x).begin(),(x).end()
#define sz(x) ((int)(x).size())
#define fi first
#define se second
typedef long long ll;
mt19937 rnd(chrono::steady_clock::now().time_since_epoch().count());
mt19937 rnf(2106);
const int N = 5003;
int n, m;
vector<int> g[N];
int dx[N], dy[N];
int qx[N], qy[N];
bool c[N];
void bfs(int x, int d[], int qq[])
{
    memset(c, false, sizeof c);
    queue<int> q;
    c[x] = true;
    d[x] = 0;
    qq[x] = 1;
    q.push(x);
    while (!q.empty())
    {
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

hotspot.cpp: In function 'void bfs(int, int*, int*)':
hotspot.cpp:33:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for (int i = 0; i < g[x].size(); ++i)
                         ~~^~~~~~~~~~~~~
hotspot.cpp: In function 'void solv()':
hotspot.cpp:54:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d", &n, &m);
     ~~~~~^~~~~~~~~~~~~~~~
hotspot.cpp:58:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d%d", &x, &y);
         ~~~~~^~~~~~~~~~~~~~~~
hotspot.cpp:63:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &qq);
     ~~~~~^~~~~~~~~~~
hotspot.cpp:67:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d%d", &x, &y);
         ~~~~~^~~~~~~~~~~~~~~~

• Subtask 1: 4 / 4
• Subtask 2: 5 / 5
• Subtask 3: 11 / 11
• Subtask 4: 18 / 18
• Subtask 5: 26 / 26
• Subtask 6: 36 / 36