Submission #1146257

#	Time	Username	Problem	Language	Result	Execution time	Memory
1146257		antonn	Food Court (JOI21_foodcourt)	C++20	Compilation error	0 ms	0 KiB

foodcourt

#include <bits/stdc++.h>

#define F first
#define S second
 
using namespace std;
using ll = long long;
using pi = pair<int, int>;
using vi = vector<int>;
 
template<class T> bool ckmin(T& a, T b) { return b < a ? a = b, true : false; }
template<class T> bool ckmax(T& a, T b) { return a < b ? a = b, true : false; } 

int main() {
    ios::sync_with_stdio(0); cin.tie(0);
    
    int n, m, q; cin >> n >> m >> q;
    vector<vector<ll>> a(q+1, vector<ll>(n+1));
    vector<vector<ll>> join(q+1, vector<ll>(n+1));
    vector<vector<ll>> leave(q+1, vector<ll>(n+1));
    vector<int> types(q+1);
    for (int iq = 1; iq <= q; ++iq) {
        int t; cin >> t;
        for (int i = 1; i <= n; ++i) a[iq][i] = a[iq - 1][i];
        if (t == 1) {
            ll l, r, c, k; cin >> l >> r >> c >> k;
            for (int i = l; i <= r; ++i) a[iq][i] += k;
            for (int i = l; i <= r; ++i) join[iq][i] += k;
            
            types[iq] = c;
        } else if (t == 2) {
            ll l, r, k; cin >> l >> r >> k;
            for (int i = l; i <= r; ++i) a[iq][i] -= k;
            for (int i = l; i <= r; ++i) a[iq][i] = max(a[iq][i], 0);
            for (int i = l; i <= r; ++i) leave[iq][i] = k;
        } else {
            ll p, x; cin >> p >> x;
            if (a[iq][p] < x) {
                cout << 0 << "\n";
                continue;
            }
            int day = 0;
            for (int i = 1; i < iq; ++i) {
                if (a[i][p] == 0) {
                    day = i;
                }
            }
            ll a = 0, b = 0;
            for (int i = day + 1; i <= iq; ++i) {
                a += leave[i][p];
            }
            ll ans = 0;
            for (int i = day + 1; i <= iq; ++i) {
                b += join[i][p];
                if (b >= a + x) {
                    ans = types[i]; 
                    break; 
                }
            }
            cout << ans << "\n";
        }
    }
}

Compilation message (stderr)

foodcourt.cpp: In function 'int main()':
foodcourt.cpp:34:56: error: no matching function for call to 'max(__gnu_cxx::__alloc_traits<std::allocator<long long int>, long long int>::value_type&, int)'
   34 |             for (int i = l; i <= r; ++i) a[iq][i] = max(a[iq][i], 0);
      |                                                     ~~~^~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:41,
                 from foodcourt.cpp:1:
/usr/include/c++/11/bits/stl_algobase.h:254:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
  254 |     max(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/11/bits/stl_algobase.h:254:5: note:   template argument deduction/substitution failed:
foodcourt.cpp:34:56: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   34 |             for (int i = l; i <= r; ++i) a[iq][i] = max(a[iq][i], 0);
      |                                                     ~~~^~~~~~~~~~~~~
In file included from /usr/include/c++/11/bits/specfun.h:45,
                 from /usr/include/c++/11/cmath:1935,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:41,
                 from foodcourt.cpp:1:
/usr/include/c++/11/bits/stl_algobase.h:300:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)'
  300 |     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/11/bits/stl_algobase.h:300:5: note:   template argument deduction/substitution failed:
foodcourt.cpp:34:56: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   34 |             for (int i = l; i <= r; ++i) a[iq][i] = max(a[iq][i], 0);
      |                                                     ~~~^~~~~~~~~~~~~
In file included from /usr/include/c++/11/string:52,
                 from /usr/include/c++/11/bits/locale_classes.h:40,
                 from /usr/include/c++/11/bits/ios_base.h:41,
                 from /usr/include/c++/11/ios:42,
                 from /usr/include/c++/11/istream:38,
                 from /usr/include/c++/11/sstream:38,
                 from /usr/include/c++/11/complex:45,
                 from /usr/include/c++/11/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54,
                 from foodcourt.cpp:1:
/usr/include/c++/11/bits/stl_algo.h:3461:5: note: candidate: 'template<class _Tp> constexpr _Tp std::max(std::initializer_list<_Tp>)'
 3461 |     max(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/11/bits/stl_algo.h:3461:5: note:   template argument deduction/substitution failed:
foodcourt.cpp:34:56: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   34 |             for (int i = l; i <= r; ++i) a[iq][i] = max(a[iq][i], 0);
      |                                                     ~~~^~~~~~~~~~~~~
In file included from /usr/include/c++/11/string:52,
                 from /usr/include/c++/11/bits/locale_classes.h:40,
                 from /usr/include/c++/11/bits/ios_base.h:41,
                 from /usr/include/c++/11/ios:42,
                 from /usr/include/c++/11/istream:38,
                 from /usr/include/c++/11/sstream:38,
                 from /usr/include/c++/11/complex:45,
                 from /usr/include/c++/11/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/11/bits/stdc++.h:54,
                 from foodcourt.cpp:1:
/usr/include/c++/11/bits/stl_algo.h:3467:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::max(std::initializer_list<_Tp>, _Compare)'
 3467 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/11/bits/stl_algo.h:3467:5: note:   template argument deduction/substitution failed:
foodcourt.cpp:34:56: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   34 |             for (int i = l; i <= r; ++i) a[iq][i] = max(a[iq][i], 0);
      |                                                     ~~~^~~~~~~~~~~~~