Submission #657131

#	Time	Username	Problem	Language	Result	Execution time	Memory
657131		benjaminkleyn	Examination (JOI19_examination)	C++17	Compilation error	0 ms	0 KiB

examination

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;

int n, q;
vector<pair<ll,ll>> block[1001][1001];
ll suff[1001][1001];

ll query(ll A, ll B, ll C)
{
    ll res = 0;
    for (int i = A / 1000; i <= 1000; i++)
    {
        // for each value i, the a-value is in the range
        // i * 1000 <= x <= (i + 1) * 1000 - 1
        // we want to find the first j such that 
        // j * 1000 >= B and (i + j) * 1000 >= C
        // then add the suffix sum block[i][j] + block[i][j+1] + ... + block[i][1000].
        int j = min(1000, max((B + 999) / 1000, (C + 999) / 1000 - i));
        res += suff[i][j];
        for (int k = min(1000, min(B / 1000, C / 1000 - i)); k < j; k++)
            for (auto [a, b] : block[i][k])
                if (a + b >= C && a >= A && b >= B)
                    res++;
    }
    return res;
}

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);

    cin >> n >> q;
    for (int i = 0; i < n; i++)
    {
        ll a, b;
        cin >> a >> b;
        block[a  / 1000][b / 1000].push_back({a, b});
    }
    for (int i = 0; i <= 1000; i++)
    {
        suff[i][1000] = block[i][1000].size();
        for (int j = 999; j >= 0; j--)
            suff[i][j] = suff[i][j+1] + block[i][j].size(); 
    }

    ll A, B, C;
    while (q--)
    {
        cin >> A >> B >> C;
        cout << query(A, B, C) << '\n';
    }

    return 0;
}

Compilation message (stderr)

examination.cpp: In function 'll query(ll, ll, ll)':
examination.cpp:19:70: error: no matching function for call to 'min(int, const long long int&)'
   19 |         int j = min(1000, max((B + 999) / 1000, (C + 999) / 1000 - i));
      |                                                                      ^
In file included from /usr/include/c++/10/bits/specfun.h:45,
                 from /usr/include/c++/10/cmath:1927,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
                 from examination.cpp:1:
/usr/include/c++/10/bits/stl_algobase.h:230:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  230 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/10/bits/stl_algobase.h:230:5: note:   template argument deduction/substitution failed:
examination.cpp:19:70: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
   19 |         int j = min(1000, max((B + 999) / 1000, (C + 999) / 1000 - i));
      |                                                                      ^
In file included from /usr/include/c++/10/bits/specfun.h:45,
                 from /usr/include/c++/10/cmath:1927,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
                 from examination.cpp:1:
/usr/include/c++/10/bits/stl_algobase.h:278:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  278 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/10/bits/stl_algobase.h:278:5: note:   template argument deduction/substitution failed:
examination.cpp:19:70: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
   19 |         int j = min(1000, max((B + 999) / 1000, (C + 999) / 1000 - i));
      |                                                                      ^
In file included from /usr/include/c++/10/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from examination.cpp:1:
/usr/include/c++/10/bits/stl_algo.h:3468:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(std::initializer_list<_Tp>)'
 3468 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/10/bits/stl_algo.h:3468:5: note:   template argument deduction/substitution failed:
examination.cpp:19:70: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   19 |         int j = min(1000, max((B + 999) / 1000, (C + 999) / 1000 - i));
      |                                                                      ^
In file included from /usr/include/c++/10/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from examination.cpp:1:
/usr/include/c++/10/bits/stl_algo.h:3474:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(std::initializer_list<_Tp>, _Compare)'
 3474 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/10/bits/stl_algo.h:3474:5: note:   template argument deduction/substitution failed:
examination.cpp:19:70: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   19 |         int j = min(1000, max((B + 999) / 1000, (C + 999) / 1000 - i));
      |                                                                      ^
examination.cpp:21:59: error: no matching function for call to 'min(int, const long long int&)'
   21 |         for (int k = min(1000, min(B / 1000, C / 1000 - i)); k < j; k++)
      |                                                           ^
In file included from /usr/include/c++/10/bits/specfun.h:45,
                 from /usr/include/c++/10/cmath:1927,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
                 from examination.cpp:1:
/usr/include/c++/10/bits/stl_algobase.h:230:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  230 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/10/bits/stl_algobase.h:230:5: note:   template argument deduction/substitution failed:
examination.cpp:21:59: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
   21 |         for (int k = min(1000, min(B / 1000, C / 1000 - i)); k < j; k++)
      |                                                           ^
In file included from /usr/include/c++/10/bits/specfun.h:45,
                 from /usr/include/c++/10/cmath:1927,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
                 from examination.cpp:1:
/usr/include/c++/10/bits/stl_algobase.h:278:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  278 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/10/bits/stl_algobase.h:278:5: note:   template argument deduction/substitution failed:
examination.cpp:21:59: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'long long int')
   21 |         for (int k = min(1000, min(B / 1000, C / 1000 - i)); k < j; k++)
      |                                                           ^
In file included from /usr/include/c++/10/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from examination.cpp:1:
/usr/include/c++/10/bits/stl_algo.h:3468:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(std::initializer_list<_Tp>)'
 3468 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/10/bits/stl_algo.h:3468:5: note:   template argument deduction/substitution failed:
examination.cpp:21:59: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   21 |         for (int k = min(1000, min(B / 1000, C / 1000 - i)); k < j; k++)
      |                                                           ^
In file included from /usr/include/c++/10/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from examination.cpp:1:
/usr/include/c++/10/bits/stl_algo.h:3474:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(std::initializer_list<_Tp>, _Compare)'
 3474 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/10/bits/stl_algo.h:3474:5: note:   template argument deduction/substitution failed:
examination.cpp:21:59: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   21 |         for (int k = min(1000, min(B / 1000, C / 1000 - i)); k < j; k++)
      |                                                           ^