Submission #893169

#TimeUsernameProblemLanguageResultExecution timeMemory
893169AgentPengin버스 (JOI14_bus)C++14
0 / 100
1 ms604 KiB
/** * author: AgentPengin ( Độc cô cầu bại ) * created: 23.12.2022 10:08:02 * too lazy to update time **/ #include<bits/stdc++.h> #define EL '\n' #define fi first #define se second #define NAME "TASK" #define ll long long #define lcm(a,b) (a/gcd(a,b))*b #define db(val) "["#val" = " << (val) << "] " #define bend(v) (v).begin(),(v).end() #define sz(v) (int)(v).size() #define ex exit(0) using namespace std; const ll mod = 1e9 + 7; const int inf = 0x1FFFFFFF; const int MAXN = 1e5 + 5; const int MAXM = 3e5 + 5; int n,m; signed main() { ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0); if (ifstream(NAME".inp")) { freopen(NAME".inp","r",stdin); freopen(NAME".out","w",stdout); } cin >> n >> m; for (int i = 1;i <= m;i++) { int a,b,x,y; cin >> a >> b >> x >> y; assert(a <= b); } cerr << "\nTime elapsed: " << 1000 * clock() / CLOCKS_PER_SEC << "ms\n"; return 0; } // agent pengin wants to take apio (with anya-san)

Compilation message (stderr)

bus.cpp: In function 'int main()':
bus.cpp:31:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   31 |         freopen(NAME".inp","r",stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
bus.cpp:32:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   32 |         freopen(NAME".out","w",stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
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