Submission #965630

#	Time	Username	Problem	Language	Result	Execution time	Memory
965630		gaga999	Garden (JOI23_garden)	C++17	Compilation error	0 ms	0 KiB

This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.

garden

// #pragma GCC optimize("Ofast,no-stack-protector") // #pragma GCC optimize("O3,unroll-loops") // #pragma GCC target("avx,avx2,bmi,bmi2,lzcnt,popcnt") #include <bits/stdc++.h> #define lowbit(x) ((x) & -(x)) #define ml(a, b) ((1ll * (a) * (b)) % M) #define tml(a, b) (a) = ((1ll * (a) * (b)) % M) #define ad(a, b) ((0ll + (a) + (b)) % M) #define tad(a, b) (a) = ((0ll + (a) + (b)) % M) #define mi(a, b) ((0ll + M + (a) - (b)) % M) #define tmi(a, b) (a) = ((0ll + M + (a) - (b)) % M) #define tmin(a, b) (a) = min((a), (b)) #define tmax(a, b) (a) = max((a), (b)) #define iter(a) (a).begin(), (a).end() #define riter(a) (a).rbegin(), (a).rend() #define init(a, b) memset((a), (b), sizeof(a)) #define cpy(a, b) memcpy((a), (b), sizeof(a)) #define uni(a) a.resize(unique(iter(a)) - a.begin()) #define size(x) (int)x.size() #define pb emplace_back #define mpr make_pair #define ls(i) ((i) << 1) #define rs(i) ((i) << 1 | 1) #define INF 0x3f3f3f3f #define NIF 0xc0c0c0c0 #define eps 1e-9 #define F first #define S second #define AC cin.tie(0)->sync_with_stdio(0) using namespace std; typedef long long llt; typedef __int128_t lll; typedef pair<int, int> pii; typedef pair<double, double> pdd; typedef pair<llt, llt> pll; typedef complex<double> cd; // const int M = 998244353; // random_device rm; // mt19937 rg(rm()); // default_random_engine rg(rm()); // uniform_int_distribution<int> rd(INT_MIN, INT_MAX); // uniform_real_distribution<double> rd(0, M_PI); void db() { cerr << "\n"; } template <class T, class... U> void db(T a, U... b) { cerr << a << " ", db(b...); } inline char gc() { const static int SZ = 1 << 16; static char buf[SZ], *p1, *p2; if (p1 == p2 && (p2 = buf + fread(p1 = buf, 1, SZ, stdin), p1 == p2)) return -1; return *p1++; } void rd() {} template <typename T, typename... U> void rd(T &x, U &...y) { cin<<x,rd(y...); } template <typename T> void prt(T x) { cout<<x; } const int N = 5005; typedef bitset<N> bs; bs b1, b2, vd[N]; int dp[N][N], top[N], tp2; signed main() { int n, m, k, x, y, mx = 0; rd(n, m, k); for (int i = 1; i <= n; i++) rd(x, y), b1[x] = 1, b2[y] = 1, tmax(tp2, x); for (int i = 1; i <= m; i++) rd(x, y), vd[x][y] = 1, tmax(top[y], x); if (!b1[0]) for (int j = 0; j < k; j++) if (!b2[j] && !vd[0][j]) dp[0][j] = k - max(top[j], tp2); for (int i = 1; i < k; i++) { if (b1[i]) continue; for (int j = 0; j < k; j++) { if (b2[j] || vd[i][j]) continue; dp[i][j] = min(k, dp[i - 1][j] + 1); } } auto cg = [&](int a, int b) -> void { if (a > 0 && b > 0) { tmin(a, k - 1), tmin(b, k - 1); tmax(mx, k * (a + b) - a * b); } }; for (int i = 0; i < k; i++) { if (b1[i]) continue; vector<pii> sk(1, pii(-1, -1)); for (int j = 0; j < k << 1; j++) { int cv = dp[i][j >= k ? j - k : j]; while (cv <= sk.back().F) { int tp = sk.back().F; sk.pop_back(); cg(tp, j - sk.back().S - 1); } sk.pb(cv, j); } for (pii j : sk) cg(j.F, (k << 1) - j.S); } for (int i = 0, ct; i < k; i++) { ct = 0; while (ct < k - 1 && !b1[(i + ct) % k]) ct++; tmax(mx, k * ct); ct = 0; while (ct < k - 1 && !b2[(i + ct) % k]) ct++; tmax(mx, k * ct); } prt(k * k - mx), putchar('\n'); }

Compilation message (stderr)

garden.cpp: In instantiation of 'void rd(T&, U& ...) [with T = int; U = {int, int}]':
garden.cpp:78:15:   required from here
garden.cpp:61:7: error: no match for 'operator<<' (operand types are 'std::istream' {aka 'std::basic_istream<char>'} and 'int')
   61 |    cin<<x,rd(y...);
      |    ~~~^~~
garden.cpp:61:7: note: candidate: 'operator<<(int, int)' (built-in)
garden.cpp:61:7: note:   no known conversion for argument 1 from 'std::istream' {aka 'std::basic_istream<char>'} to 'int'
In file included from /usr/include/c++/10/regex:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:110,
                 from garden.cpp:4:
/usr/include/c++/10/bits/regex.h:1647:5: note: candidate: 'template<class _Ch_type, class _Ch_traits, class _Bi_iter> std::basic_ostream<_CharT, _Traits>& std::__cxx11::operator<<(std::basic_ostream<_CharT, _Traits>&, const std::__cxx11::sub_match<_Bi_iter>&)'
 1647 |     operator<<(basic_ostream<_Ch_type, _Ch_traits>& __os,
      |     ^~~~~~~~
/usr/include/c++/10/bits/regex.h:1647:5: note:   template argument deduction/substitution failed:
garden.cpp:61:7: note:   'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
   61 |    cin<<x,rd(y...);
      |    ~~~^~~
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:45,
                 from garden.cpp:4:
/usr/include/c++/10/cstddef:125:5: note: candidate: 'template<class _IntegerType> constexpr std::__byte_op_t<_IntegerType> std::operator<<(std::byte, _IntegerType)'
  125 |     operator<<(byte __b, _IntegerType __shift) noexcept
      |     ^~~~~~~~
/usr/include/c++/10/cstddef:125:5: note:   template argument deduction/substitution failed:
garden.cpp:61:4: note:   cannot convert 'std::cin' (type 'std::istream' {aka 'std::basic_istream<char>'}) to type 'std::byte'
   61 |    cin<<x,rd(y...);
      |    ^~~
In file included from /usr/include/c++/10/bits/basic_string.h:48,
                 from /usr/include/c++/10/string:55,
                 from /usr/include/c++/10/bits/locale_classes.h:40,
                 from /usr/include/c++/10/bits/ios_base.h:41,
                 from /usr/include/c++/10/ios:42,
                 from /usr/include/c++/10/istream:38,
                 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 garden.cpp:4:
/usr/include/c++/10/string_view:622:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, std::basic_string_view<_CharT, _Traits>)'
  622 |     operator<<(basic_ostream<_CharT, _Traits>& __os,
      |     ^~~~~~~~
/usr/include/c++/10/string_view:622:5: note:   template argument deduction/substitution failed:
garden.cpp:61:7: note:   'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
   61 |    cin<<x,rd(y...);
      |    ~~~^~~
In file included from /usr/include/c++/10/string:55,
                 from /usr/include/c++/10/bits/locale_classes.h:40,
                 from /usr/include/c++/10/bits/ios_base.h:41,
                 from /usr/include/c++/10/ios:42,
                 from /usr/include/c++/10/istream:38,
                 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 garden.cpp:4:
/usr/include/c++/10/bits/basic_string.h:6458:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
 6458 |     operator<<(basic_ostream<_CharT, _Traits>& __os,
      |     ^~~~~~~~
/usr/include/c++/10/bits/basic_string.h:6458:5: note:   template argument deduction/substitution failed:
garden.cpp:61:7: note:   'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
   61 |    cin<<x,rd(y...);
      |    ~~~^~~
In file included from /usr/include/c++/10/bits/ios_base.h:46,
                 from /usr/include/c++/10/ios:42,
                 from /usr/include/c++/10/istream:38,
                 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 garden.cpp:4:
/usr/include/c++/10/system_error:262:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, const std::error_code&)'
  262 |     operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __e)
      |     ^~~~~~~~
/usr/include/c++/10/system_error:262:5: note:   template argument deduction/substitution failed:
garden.cpp:61:7: note:   'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
   61 |    cin<<x,rd(y...);
      |    ~~~^~~
In file included from /usr/include/c++/10/istream:39,
                 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 garden.cpp:4:
/usr/include/c++/10/ostream:506:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, _CharT)'
  506 |     operator<<(basic_ostream<_CharT, _Traits>& __out, _CharT __c)
      |     ^~~~~~~~
/usr/include/c++/10/ostream:506:5: note:   template argument deduction/substitution failed:
garden.cpp:61:7: note:   'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
   61 |    cin<<x,rd(y...);
      |    ~~~^~~
In file included from /usr/include/c++/10/istream:39,
                 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 garden.cpp:4:
/usr/include/c++/10/ostream:511:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, char)'
  511 |     operator<<(basic_ostream<_CharT, _Traits>& __out, char __c)
      |     ^~~~~~~~
/usr/include/c++/10/ostream:511:5: note:   template argument deduction/substitution failed:
garden.cpp:61:7: note:   'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
   61 |    cin<<x,rd(y...);
      |    ~~~^~~
In file included from /usr/include/c++/10/istream:39,
                 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 garden.cpp:4:
/usr/include/c++/10/ostream:517:5: note: candidate: 'template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, char)'
  517 |     operator<<(basic_ostream<char, _Traits>& __out, char __c)
      |     ^~~~~~~~
/usr/include/c++/10/ostream:517:5: note:   template argument deduction/substitution failed:
garden.cpp:61:7: note:   'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<char, _Traits>'
   61 |    cin<<x,rd(y...);
      |    ~~~^~~
In file included from /usr/include/c++/10/istream:39,
                 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 garden.cpp:4:
/usr/include/c++/10/ostream:523:5: note: candidate: 'template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, signed char)'
  523 |     operator<<(basic_ostream<char, _Traits>& __out, signed char __c)
      |     ^~~~~~~~
/usr/include/c++/10/ostream:523:5: note:   template argument deduction/substitution failed:
garden.cpp:61:7: note:   'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<char, _Traits>'
   61 |    cin<<x,rd(y...);
      |    ~~~^~~
In file included from /usr/include/c++/10/istream:39,
                 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 garden.cpp:4:
/usr/include/c++/10/ostream:528:5: note: candidate: 'template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, unsigned char)'
  528 |     operator<<(basic_ostream<char, _Traits>& __out, unsigned char __c)
      |     ^~~~~~~~
/usr/include/c++/10/ostream:528:5: note:   template argument deduction/substitution failed:
garden.cpp:61:7: note:   'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<char, _Traits>'
   61 |    cin<<x,rd(y...);
      |    ~~~^~~
In file included from /usr/include/c++/10/istream:39,
                 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 garden.cpp:4:
/usr/include/c++/10/ostream:589:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, const _CharT*)'
  589 |     operator<<(basic_ostream<_CharT, _Traits>& __out, const _CharT* __s)
      |     ^~~~~~~~
/usr/include/c++/10/ostream:589:5: note:   template argument deduction/substitution failed:
garden.cpp:61:7: note:   'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
   61 |    cin<<x,rd(y...);
      |    ~~~^~~
In file included from /usr/include/c++/10/ostream:784,
                 from /usr/include/c++/10/istream:39,
                 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 garden.cpp:4:
/usr/include/c++/10/bits/ostream.tcc:321:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, const char*)'
  321 |     operator<<(basic_ostream<_CharT, _Traits>& __out, const char* __s)
      |     ^~~~~~~~
/usr/include/c++/10/bits/ostream.tcc:321:5: note:   template argument deduction/substitution failed:
garden.cpp:61:7: note:   'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
   61 |    cin<<x,rd(y...);
      |    ~~~^~~
In file included from /usr/include/c++/10/istream:39,
                 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 garden.cpp:4:
/usr/include/c++/10/ostream:606:5: note: candidate: 'template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, const char*)'
  606 |     operator<<(basic_ostream<char, _Traits>& __out, const char* __s)
      |     ^~~~~~~~
/usr/include/c++/10/ostream:606:5: note:   template argument deduction/substitution failed:
garden.cpp:61:7: note:   'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<char, _Traits>'
   61 |    cin<<x,rd(y...);
      |    ~~~^~~
In file included from /usr/include/c++/10/istream:39,
                 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 garden.cpp:4:
/usr/include/c++/10/ostream:619:5: note: candidate: 'template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, const signed char*)'
  619 |     operator<<(basic_ostream<char, _Traits>& __out, const signed char* __s)
      |     ^~~~~~~~
/usr/include/c++/10/ostream:619:5: note:   template argument deduction/substitution failed:
garden.cpp:61:7: note:   'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<char, _Traits>'
   61 |    cin<<x,rd(y...);
      |    ~~~^~~
In file included from /usr/include/c++/10/istream:39,
                 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 garden.cpp:4:
/usr/include/c++/10/ostream:624:5: note: candidate: 'template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, const unsigned char*)'
  624 |     operator<<(basic_ostream<char, _Traits>& __out, const unsigned char* __s)
      |     ^~~~~~~~
/usr/include/c++/10/ostream:624:5: note:   template argument deduction/substitution failed:
garden.cpp:61:7: note:   'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<char, _Traits>'
   61 |    cin<<x,rd(y...);
      |    ~~~^~~
In file included from /usr/include/c++/10/istream:39,
                 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 garden.cpp:4:
/usr/include/c++/10/ostream:773:5: note: candidate: 'template<class _Ostream, class _Tp> typename std::enable_if<std::__and_<std::__not_<std::is_lvalue_reference<_Tp> >, std::__is_convertible_to_basic_ostream<_Ostream>, std::__is_insertable<typename std::__is_convertible_to_basic_ostream<_Tp>::__ostream_type, const _Tp&, void> >::value, typename std::__is_convertible_to_basic_ostream<_Tp>::__ostream_type>::type std::operator<<(_Ostream&&, const _Tp&)'
  773 |     operator<<(_Ostream&& __os, const _Tp& __x)
      |     ^~~~~~~~
/usr/include/c++/10/ostream:773:5: note:   template argument deduction/substitution failed:
/usr/include/c++/10/ostream: In substitution of 'template<class _Ostream, class _Tp> typename std::enable_if<std::__and_<std::__not_<std::is_lvalue_reference<_Tp> >, std::__is_convertible_to_basic_ostream<_Ostream>, std::__is_insertable<typename std::__is_convertible_to_basic_ostream<_Tp>::__ostream_type, const _Tp&, void> >::value, typename std::__is_convertible_to_basic_ostream<_Tp>::__ostream_type>::type std::operator<<(_Ostream&&, const _Tp&) [with _Ostream = std::basic_istream<char>&; _Tp = int]':
garden.cpp:61:7:   required from 'void rd(T&, U& ...) [with T = int; U = {int, int}]'
garden.cpp:78:15:   required from here
/usr/include/c++/10/ostream:773:5: error: no type named 'type' in 'struct std::enable_if<false, void>'
In file included from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 from garden.cpp:4:
garden.cpp: In instantiation of 'void rd(T&, U& ...) [with T = int; U = {int, int}]':
garden.cpp:78:15:   required from here
/usr/include/c++/10/complex:554:5: note: candidate: 'template<class _Tp, class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, const std::complex<_Tp>&)'
  554 |     operator<<(basic_ostream<_CharT, _Traits>& __os, const complex<_Tp>& __x)
      |     ^~~~~~~~
/usr/include/c++/10/complex:554:5: note:   template argument deduction/substitution failed:
garden.cpp:61:7: note:   'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
   61 |    cin<<x,rd(y...);
      |    ~~~^~~
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:66,
                 from garden.cpp:4:
/usr/include/c++/10/bitset:1540:5: note: candidate: 'template<class _CharT, class _Traits, long unsigned int _Nb> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, const std::bitset<_Nb>&)'
 1540 |     operator<<(std::basic_ostream<_CharT, _Traits>& __os,
      |     ^~~~~~~~
/usr/include/c++/10/bitset:1540:5: note:   template argument deduction/substitution failed:
garden.cpp:61:7: note:   'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
   61 |    cin<<x,rd(y...);
      |    ~~~^~~
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:72,
                 from garden.cpp:4:
/usr/include/c++/10/iomanip:79:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, std::_Resetiosflags)'
   79 |     operator<<(basic_ostream<_CharT, _Traits>& __os, _Resetiosflags __f)
      |     ^~~~~~~~
/usr/include/c++/10/iomanip:79:5: note:   template argument deduction/substitution failed:
garden.cpp:61:7: note:   'std::istream' {aka 'std::basic_istream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>'
   61 |    cin<<x,rd(y...);
      |    ~~~^~~
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:72,
                 from garden.cpp:4:
/usr/include/c++/10/iomanip:109:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, std::_Setiosflags)'
  109 |     operator<<(basic_ostream<_CharT, _Traits>& __os, _Setios