Submission #305346

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
305346	2020-09-23 01:03:14	Benq	Counting Mushrooms (IOI20_mushrooms)	C++14	100 / 100	10 ms	632 KiB

mushrooms

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#include "mushrooms.h"
#include <bits/stdc++.h>
using namespace std;
 
using ll = long long;
using ld = long double;
using db = double; 
using str = string; // yay python!
using pi = pair<int,int>;
using pl = pair<ll,ll>;
using pd = pair<db,db>;
using vi = vector<int>;
using vb = vector<bool>;
using vl = vector<ll>;
using vd = vector<db>; 
using vs = vector<str>;
using vpi = vector<pi>;
using vpl = vector<pl>; 
using vpd = vector<pd>;
#define tcT template<class T
// ^ lol this makes everything look weird but I'll try it
tcT> using V = vector<T>; 
tcT, size_t SZ> using AR = array<T,SZ>; 
// pairs
#define mp make_pair
 
 
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Compilation message (stderr)

mushrooms.cpp: In function 'int count_mushrooms(int)':
mushrooms.cpp:179:19: warning: statement has no effect [-Wunused-value]
  179 |  #define dbg(...) 0
      |                   ^
mushrooms.cpp:295:2: note: in expansion of macro 'dbg'
  295 |  dbg(stor[0],stor[1],seq,best_pos);
      |  ^~~
mushrooms.cpp:179:19: warning: statement has no effect [-Wunused-value]
  179 |  #define dbg(...) 0
      |                   ^
mushrooms.cpp:302:4: note: in expansion of macro 'dbg'
  302 |    dbg("HA",sz(stor[0]),sz(stor[1]),k,sol[j].seq[id[k]].count());
      |    ^~~
mushrooms.cpp:179:19: warning: statement has no effect [-Wunused-value]
  179 |  #define dbg(...) 0
      |                   ^
mushrooms.cpp:307:5: note: in expansion of macro 'dbg'
  307 |     dbg("ADDING",ind,i);
      |     ^~~
mushrooms.cpp:179:19: warning: statement has no effect [-Wunused-value]
  179 |  #define dbg(...) 0
      |                   ^
mushrooms.cpp:331:2: note: in expansion of macro 'dbg'
  331 |  dbg("OK",ret);
      |  ^~~
mushrooms.cpp: In function 'void setIn(str)':
mushrooms.cpp:184:28: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
  184 | void setIn(str s) { freopen(s.c_str(),"r",stdin); }
      |                     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~
mushrooms.cpp: In function 'void setOut(str)':
mushrooms.cpp:185:29: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
  185 | void setOut(str s) { freopen(s.c_str(),"w",stdout); }
      |                      ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 100 / 100