Submission #938638

#	Time	Username	Problem	Language	Result	Execution time	Memory
938638		vjudge1	Kitchen (BOI19_kitchen)	C++17	Compilation error	0 ms	0 KiB

kitchen

#include <bits/stdc++.h>
#define int long long
using namespace std;

signed main()
{
    ios::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    int n,m,k;
    cin >> n >> m >> k;
    vector<int> a(n),b(m);
    for (int i = 0; i < n; i++)
        cin >> a[i];
    for (int i = 0; i < m; i++)
        cin >> b[i];
    int sum = 0LL;
    for (int i = 0; i < m; i++)
        sum+=b[i];
    vector<vector<bool>> dp(m,vector<bool>(sum+1));
    dp[0][0] = 1;
    dp[0][b[0]] = 1;
    for (int i = 1; i < m; i++)
        for (int j = b[i]; j <= sum; j++)
            dp[i][j] |= (dp[i-1][j-b[i]] | dp[i-1][j]);
    int oth = 0;
    for (int i = 0; i < n; i++)
        oth+=a[i];
    for (int i = oth; i <= sum; i++)
        if (dp[n-1][i])
        {
            cout << i << '\n';
            return;
        }
    return 0;
}

Compilation message (stderr)

kitchen.cpp: In function 'int main()':
kitchen.cpp:26:22: error: no match for 'operator|=' (operand types are 'std::vector<bool>::reference' and 'int')
   26 |             dp[i][j] |= (dp[i-1][j-b[i]] | dp[i-1][j]);
      |             ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:45,
                 from kitchen.cpp:2:
/usr/include/c++/10/cstddef:160:3: note: candidate: 'constexpr std::byte& std::operator|=(std::byte&, std::byte)'
  160 |   operator|=(byte& __l, byte __r) noexcept
      |   ^~~~~~~~
/usr/include/c++/10/cstddef:160:20: note:   no known conversion for argument 1 from 'std::vector<bool>::reference' to 'std::byte&'
  160 |   operator|=(byte& __l, byte __r) noexcept
      |              ~~~~~~^~~
In file included 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 kitchen.cpp:2:
/usr/include/c++/10/bits/ios_base.h:99:3: note: candidate: 'const std::_Ios_Fmtflags& std::operator|=(std::_Ios_Fmtflags&, std::_Ios_Fmtflags)'
   99 |   operator|=(_Ios_Fmtflags& __a, _Ios_Fmtflags __b)
      |   ^~~~~~~~
/usr/include/c++/10/bits/ios_base.h:99:29: note:   no known conversion for argument 1 from 'std::vector<bool>::reference' to 'std::_Ios_Fmtflags&'
   99 |   operator|=(_Ios_Fmtflags& __a, _Ios_Fmtflags __b)
      |              ~~~~~~~~~~~~~~~^~~
/usr/include/c++/10/bits/ios_base.h:141:3: note: candidate: 'const std::_Ios_Openmode& std::operator|=(std::_Ios_Openmode&, std::_Ios_Openmode)'
  141 |   operator|=(_Ios_Openmode& __a, _Ios_Openmode __b)
      |   ^~~~~~~~
/usr/include/c++/10/bits/ios_base.h:141:29: note:   no known conversion for argument 1 from 'std::vector<bool>::reference' to 'std::_Ios_Openmode&'
  141 |   operator|=(_Ios_Openmode& __a, _Ios_Openmode __b)
      |              ~~~~~~~~~~~~~~~^~~
/usr/include/c++/10/bits/ios_base.h:181:3: note: candidate: 'const std::_Ios_Iostate& std::operator|=(std::_Ios_Iostate&, std::_Ios_Iostate)'
  181 |   operator|=(_Ios_Iostate& __a, _Ios_Iostate __b)
      |   ^~~~~~~~
/usr/include/c++/10/bits/ios_base.h:181:28: note:   no known conversion for argument 1 from 'std::vector<bool>::reference' to 'std::_Ios_Iostate&'
  181 |   operator|=(_Ios_Iostate& __a, _Ios_Iostate __b)
      |              ~~~~~~~~~~~~~~^~~
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:105,
                 from kitchen.cpp:2:
/usr/include/c++/10/future:167:18: note: candidate: 'std::launch& std::operator|=(std::launch&, std::launch)'
  167 |   inline launch& operator|=(launch& __x, launch __y)
      |                  ^~~~~~~~
/usr/include/c++/10/future:167:37: note:   no known conversion for argument 1 from 'std::vector<bool>::reference' to 'std::launch&'
  167 |   inline launch& operator|=(launch& __x, launch __y)
      |                             ~~~~~~~~^~~
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:127,
                 from kitchen.cpp:2:
/usr/include/c++/10/charconv:680:3: note: candidate: 'constexpr std::chars_format& std::operator|=(std::chars_format&, std::chars_format)'
  680 |   operator|=(chars_format& __lhs, chars_format __rhs) noexcept
      |   ^~~~~~~~
/usr/include/c++/10/charconv:680:28: note:   no known conversion for argument 1 from 'std::vector<bool>::reference' to 'std::chars_format&'
  680 |   operator|=(chars_format& __lhs, chars_format __rhs) noexcept
      |              ~~~~~~~~~~~~~~^~~~~
kitchen.cpp:34:13: error: return-statement with no value, in function returning 'int' [-fpermissive]
   34 |             return;
      |             ^~~~~~