Submission #667802

#TimeUsernameProblemLanguageResultExecution timeMemory
667802Kaztaev_AlisherChessboard (IZhO18_chessboard)C++17
Compilation error
0 ms0 KiB
//#pragma GCC optomize ("Ofast") //#pragma GCC optomize ("unroll-loops") //#pragma GCC target ("avx,avx2,fma") #include <bits/stdc++.h> #define F first #define S second #define pb push_back #define sz size #define cl clear #define ins insert #define ers erase #define pii pair < int , int > #define pll pair< long long , long long > #define all(x) x.begin() , x.end() #define ios ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0); #define file(s) if (fopen(s".in", "r")) freopen(s".in", "r", stdin), freopen(s".out", "w", stdout) #define tostr(x) to_string(x) #define tonum(s) atoi(s.c_str()) #define seon(x) setprecision(x) #define bpop(x) __builtin_popcount(x) #define deb(x) cerr << #x << " = " << x << endl; typedef long long ll; typedef unsigned long long ull; typedef double db; typedef long double ldb; const double PI = 3.14159265; const ll N = 1e6+5; const ll mod = 1e9+7; const ll inf = 1e9; const ll INF = 1e18; using namespace std; ll x[N] , y[N] , x1[N] , y1[N]; void solve(){ ll n , k; cin >> n >> k; ll cnt = 0 , cnt1 = 0; for(int i = 1; i <= k; i++){ cin >> x[i] >> y[i] >> x1[i] >> y1[i]; if(x[i] % 2 == y[i] % 2) cnt++; else cnt1++; } cout << min(n*n-cnt+ctn1 , n*n-cnt1+cnt) <<"\n"; } signed main(){ ios; solve(); return 0; } /* */

Compilation message (stderr)

chessboard.cpp:37:30: error: 'll y1 [1000005]' redeclared as different kind of entity
   37 | ll x[N] , y[N] , x1[N] , y1[N];
      |                              ^
In file included from /usr/include/features.h:461,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/os_defines.h:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/c++config.h:518,
                 from /usr/include/c++/10/cassert:43,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:33,
                 from chessboard.cpp:5:
/usr/include/x86_64-linux-gnu/bits/mathcalls.h:221:1: note: previous declaration 'double y1(double)'
  221 | __MATHCALL (y1,, (_Mdouble_));
      | ^~~~~~~~~~
chessboard.cpp: In function 'void solve()':
chessboard.cpp:43:39: warning: pointer to a function used in arithmetic [-Wpointer-arith]
   43 |   cin >> x[i] >> y[i] >> x1[i] >> y1[i];
      |                                       ^
chessboard.cpp:43:32: error: no match for 'operator>>' (operand types are 'std::basic_istream<char>::__istream_type' {aka 'std::basic_istream<char>'} and 'double(double) noexcept')
   43 |   cin >> x[i] >> y[i] >> x1[i] >> y1[i];
      |   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^~ ~~~~~
      |                       |               |
      |                       |               double(double) noexcept
      |                       std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}
In file included from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 from chessboard.cpp:5:
/usr/include/c++/10/istream:120:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(std::basic_istream<_CharT, _Traits>::__istream_type& (*)(std::basic_istream<_CharT, _Traits>::__istream_type&)) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>]' (near match)
  120 |       operator>>(__istream_type& (*__pf)(__istream_type&))
      |       ^~~~~~~~
/usr/include/c++/10/istream:120:7: note:   conversion of argument 1 would be ill-formed:
chessboard.cpp:43:39: error: invalid conversion from 'double (*)(double) noexcept' to 'std::basic_istream<char>::__istream_type& (*)(std::basic_istream<char>::__istream_type&)' {aka 'std::basic_istream<char>& (*)(std::basic_istream<char>&)'} [-fpermissive]
   43 |   cin >> x[i] >> y[i] >> x1[i] >> y1[i];
      |                                   ~~~~^
      |                                       |
      |                                       double (*)(double) noexcept
In file included from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 from chessboard.cpp:5:
/usr/include/c++/10/istream:124:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(std::basic_istream<_CharT, _Traits>::__ios_type& (*)(std::basic_istream<_CharT, _Traits>::__ios_type&)) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>; std::basic_istream<_CharT, _Traits>::__ios_type = std::basic_ios<char>]' (near match)
  124 |       operator>>(__ios_type& (*__pf)(__ios_type&))
      |       ^~~~~~~~
/usr/include/c++/10/istream:124:7: note:   conversion of argument 1 would be ill-formed:
chessboard.cpp:43:39: error: invalid conversion from 'double (*)(double) noexcept' to 'std::basic_istream<char>::__ios_type& (*)(std::basic_istream<char>::__ios_type&)' {aka 'std::basic_ios<char>& (*)(std::basic_ios<char>&)'} [-fpermissive]
   43 |   cin >> x[i] >> y[i] >> x1[i] >> y1[i];
      |                                   ~~~~^
      |                                       |
      |                                       double (*)(double) noexcept
In file included from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 from chessboard.cpp:5:
/usr/include/c++/10/istream:131:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(std::ios_base& (*)(std::ios_base&)) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>]' (near match)
  131 |       operator>>(ios_base& (*__pf)(ios_base&))
      |       ^~~~~~~~
/usr/include/c++/10/istream:131:7: note:   conversion of argument 1 would be ill-formed:
chessboard.cpp:43:39: error: invalid conversion from 'double (*)(double) noexcept' to 'std::ios_base& (*)(std::ios_base&)' [-fpermissive]
   43 |   cin >> x[i] >> y[i] >> x1[i] >> y1[i];
      |                                   ~~~~^
      |                                       |
      |                                       double (*)(double) noexcept
In file included from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 from chessboard.cpp:5:
/usr/include/c++/10/istream:168:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(bool&) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>]' (near match)
  168 |       operator>>(bool& __n)
      |       ^~~~~~~~
/usr/include/c++/10/istream:168:7: note:   conversion of argument 1 would be ill-formed:
chessboard.cpp:43:39: error: cannot bind non-const lvalue reference of type 'bool&' to an rvalue of type 'bool'
   43 |   cin >> x[i] >> y[i] >> x1[i] >> y1[i];
      |                                   ~~~~^
In file included from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 from chessboard.cpp:5:
/usr/include/c++/10/istream:172:7: note: candidate: 'std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::operator>>(short int&) [with _CharT = char; _Traits = std::char_traits<char>]' (near match)
  172 |       operator>>(short& __n);
      |       ^~~~~~~~
/usr/include/c++/10/istream:172:7: note:   conversion of argument 1 would be ill-formed:
chessboard.cpp:43:39: error: invalid conversion from 'double (*)(double) noexcept' to 'short int' [-fpermissive]
   43 |   cin >> x[i] >> y[i] >> x1[i] >> y1[i];
      |                                   ~~~~^
      |                                       |
      |                                       double (*)(double) noexcept
chessboard.cpp:43:39: error: cannot bind rvalue '(short int)(y1 + ((sizetype)i))' to 'short int&'
In file included from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 from chessboard.cpp:5:
/usr/include/c++/10/istream:175:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(short unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>]' (near match)
  175 |       operator>>(unsigned short& __n)
      |       ^~~~~~~~
/usr/include/c++/10/istream:175:7: note:   conversion of argument 1 would be ill-formed:
chessboard.cpp:43:39: error: invalid conversion from 'double (*)(double) noexcept' to 'short unsigned int' [-fpermissive]
   43 |   cin >> x[i] >> y[i] >> x1[i] >> y1[i];
      |                                   ~~~~^
      |                                       |
      |                                       double (*)(double) noexcept
chessboard.cpp:43:39: error: cannot bind rvalue '(short unsigned int)(y1 + ((sizetype)i))' to 'short unsigned int&'
In file included from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 from chessboard.cpp:5:
/usr/include/c++/10/istream:179:7: note: candidate: 'std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::operator>>(int&) [with _CharT = char; _Traits = std::char_traits<char>]' (near match)
  179 |       operator>>(int& __n);
      |       ^~~~~~~~
/usr/include/c++/10/istream:179:7: note:   conversion of argument 1 would be ill-formed:
chessboard.cpp:43:39: error: invalid conversion from 'double (*)(double) noexcept' to 'int' [-fpermissive]
   43 |   cin >> x[i] >> y[i] >> x1[i] >> y1[i];
      |                                   ~~~~^
      |                                       |
      |                                       double (*)(double) noexcept
chessboard.cpp:43:39: error: cannot bind rvalue '(int)(y1 + ((sizetype)i))' to 'int&'
In file included from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 from chessboard.cpp:5:
/usr/include/c++/10/istream:182:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>]' (near match)
  182 |       operator>>(unsigned int& __n)
      |       ^~~~~~~~
/usr/include/c++/10/istream:182:7: note:   conversion of argument 1 would be ill-formed:
chessboard.cpp:43:39: error: invalid conversion from 'double (*)(double) noexcept' to 'unsigned int' [-fpermissive]
   43 |   cin >> x[i] >> y[i] >> x1[i] >> y1[i];
      |                                   ~~~~^
      |                                       |
      |                                       double (*)(double) noexcept
chessboard.cpp:43:39: error: cannot bind rvalue '(unsigned int)(y1 + ((sizetype)i))' to 'unsigned int&'
In file included from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 from chessboard.cpp:5:
/usr/include/c++/10/istream:186:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long int&) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>]' (near match)
  186 |       operator>>(long& __n)
      |       ^~~~~~~~
/usr/include/c++/10/istream:186:7: note:   conversion of argument 1 would be ill-formed:
chessboard.cpp:43:39: error: invalid conversion from 'double (*)(double) noexcept' to 'long int' [-fpermissive]
   43 |   cin >> x[i] >> y[i] >> x1[i] >> y1[i];
      |                                   ~~~~^
      |                                       |
      |                                       double (*)(double) noexcept
chessboard.cpp:43:39: error: cannot bind rvalue '(long int)(y1 + ((sizetype)i))' to 'long int&'
In file included from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 from chessboard.cpp:5:
/usr/include/c++/10/istream:190:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>]' (near match)
  190 |       operator>>(unsigned long& __n)
      |       ^~~~~~~~
/usr/include/c++/10/istream:190:7: note:   conversion of argument 1 would be ill-formed:
chessboard.cpp:43:39: error: invalid conversion from 'double (*)(double) noexcept' to 'long unsigned int' [-fpermissive]
   43 |   cin >> x[i] >> y[i] >> x1[i] >> y1[i];
      |                                   ~~~~^
      |                                       |
      |                                       double (*)(double) noexcept
chessboard.cpp:43:39: error: cannot bind rvalue '(long unsigned int)(y1 + ((sizetype)i))' to 'long unsigned int&'
In file included from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 from chessboard.cpp:5:
/usr/include/c++/10/istream:195:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long long int&) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>]' (near match)
  195 |       operator>>(long long& __n)
      |       ^~~~~~~~
/usr/include/c++/10/istream:195:7: note:   conversion of argument 1 would be ill-formed:
chessboard.cpp:43:39: error: invalid conversion from 'double (*)(double) noexcept' to 'long long int' [-fpermissive]
   43 |   cin >> x[i] >> y[i] >> x1[i] >> y1[i];
      |                                   ~~~~^
      |                                       |
      |                                       double (*)(double) noexcept
chessboard.cpp:43:39: error: cannot bind rvalue '(long long int)(y1 + ((sizetype)i))' to 'long long int&'
In file included from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 from chessboard.cpp:5:
/usr/include/c++/10/istream:199:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long long unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>]' (near match)
  199 |       operator>>(unsigned long long& __n)
      |       ^~~~~~~~
/usr/include/c++/10/istream:199:7: note:   conversion of argument 1 would be ill-formed:
chessboard.cpp:43:39: error: invalid conversion from 'double (*)(double) noexcept' to 'long long unsigned int' [-fpermissive]
   43 |   cin >> x[i] >> y[i] >> x1[i] >> y1[i];
      |                                   ~~~~^
      |                                       |
      |                                       double (*)(double) noexcept
chessboard.cpp:43:39: error: cannot bind rvalue '(long long unsigned int)(y1 + ((sizetype)i))' to 'long long unsigned int&'
In file included from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 from chessboard.cpp:5:
/usr/include/c++/10/istream:235:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(void*&) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>]' (near match)
  235 |       operator>>(void*& __p)
      |       ^~~~~~~~
/usr/include/c++/10/istream:235:7: note:   conversion of argument 1 would be ill-formed:
chessboard.cpp:43:39: error: invalid conversion from 'double (*)(double) noexcept' to 'void*' [-fpermissive]
   43 |   cin >> x[i] >> y[i] >> x1[i] >> y1[i];
      |                                   ~~~~^
      |                                       |
      |                                       double (*)(double) noexcept
chessboard.cpp:43:39: error: cannot bind rvalue '(void*)(y1 + ((sizetype)i))' to 'void*&'
In file included from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 from chessboard.cpp:5:
/usr/include/c++/10/istream:214:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(float&) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>]'
  214 |       operator>>(float& __f)
      |       ^~~~~~~~
/usr/include/c++/10/istream:214:25: note:   no known conversion for argument 1 from 'double(double) noexcept' to 'float&'
  214 |       operator>>(float& __f)
      |                  ~~~~~~~^~~
/usr/include/c++/10/istream:218:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(double&) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>]'
  218 |       operator>>(double& __f)
      |       ^~~~~~~~
/usr/include/c++/10/istream:218:26: note:   no known conversion for argument 1 from 'double(double) noexcept' to 'double&'
  218 |       operator>>(double& __f)
      |                  ~~~~~~~~^~~
/usr/include/c++/10/istream:222:7: note: candidate: 'std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long double&) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__istream_type = std::basic_istream<char>]'
  222 |       operator>>(long double& __f)
      |       ^~~~~~~~
/usr/include/c++/10/istream:222:31: note:   no known conversion for argument 1 from 'double(double) noexcept' to 'long double&'
  222 |       operator>>(long double& __f)
      |                  ~~~~~~~~~~~~~^~~
/usr/include/c++/10/istream:259:7: note: candidate: 'std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::operator>>(std::basic_istream<_CharT, _Traits>::