Submission #782604

#TimeUsernameProblemLanguageResultExecution timeMemory
782604andecaandeciStrange Device (APIO19_strange_device)C++17
Compilation error
0 ms0 KiB
#include <bits/stdc++.h> using namespace std; typedef long long ll; ll n,a,b; ll l[1000005],r[1000005]; int main(){ ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); cin>>n>>a>>b; __int128_t t; ll x; if ((b+1)%a==0){ t=b; } else{ t=min((__int128_t)a*(__int128_t)b,100000005); } // cout<<t; // t=lcm(t,b); set <pair<ll,ll>> st; for (int i=1;i<=n;i++){ cin>>l[i]>>r[i]; ll u=r[i]-l[i]+1; if (u>=t){ l[i]=0; r[i]=t-1; } else{ ll q=r[i]-l[i]; ll p=l[i]%t; l[i]=p; r[i]=l[i]+q; } if (r[i]<=t-1){ st.insert({l[i],r[i]}); // cout<<l[i]<<" "<<r[i]<<endl; } else{ st.insert({l[i],t-1}); // cout<<l[i]<<" "<<t-1<<endl; st.insert({0,(u-(t-l[i]))-1}); // cout<<0<<" "<<(u-(t-l[i]))-1<<endl; } // cout<<l[i]<<" "<<r[i]<<endl; } vector <pair<ll,ll>> pasang; for (auto z:st){ pasang.push_back(z); } sort(pasang.begin()+1,pasang.begin()+n+1); vector <pair<ll,ll>> jawab; ll last=pasang[0].second,previous=pasang[0].first; pasang.push_back({(ll)1e18+100,(ll)1e18+100}); sort(pasang.begin(),pasang.end()); for (int i=1;i<pasang.size();i++){ if (pasang[i].first<=last){ last=max(last,pasang[i].second); } else{ jawab.push_back({previous,last}); previous=pasang[i].first; last=max(last,pasang[i].second); } } // if (previous>jawab[jawab.size()-1].second){ // // jawab.push_back({previous,last}); // } ll ans=0; for (int i=0;i<jawab.size();i++){ ans+=jawab[i].second-jawab[i].first+1; // cout<<jawab[i].first<<" "<<jawab[i].second<<":::"<<endl; } cout<<" "<<ans; }

Compilation message (stderr)

strange_device.cpp: In function 'int main()':
strange_device.cpp:15:52: error: no matching function for call to 'min(__int128, int)'
   15 |         t=min((__int128_t)a*(__int128_t)b,100000005);
      |                                                    ^
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 strange_device.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:
strange_device.cpp:15:52: note:   deduced conflicting types for parameter 'const _Tp' ('__int128' and 'int')
   15 |         t=min((__int128_t)a*(__int128_t)b,100000005);
      |                                                    ^
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 strange_device.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:
strange_device.cpp:15:52: note:   deduced conflicting types for parameter 'const _Tp' ('__int128' and 'int')
   15 |         t=min((__int128_t)a*(__int128_t)b,100000005);
      |                                                    ^
In file included from /usr/include/c++/10/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from strange_device.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:
strange_device.cpp:15:52: note:   mismatched types 'std::initializer_list<_Tp>' and '__int128'
   15 |         t=min((__int128_t)a*(__int128_t)b,100000005);
      |                                                    ^
In file included from /usr/include/c++/10/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from strange_device.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:
strange_device.cpp:15:52: note:   mismatched types 'std::initializer_list<_Tp>' and '__int128'
   15 |         t=min((__int128_t)a*(__int128_t)b,100000005);
      |                                                    ^
strange_device.cpp:54:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   54 |     for (int i=1;i<pasang.size();i++){
      |                  ~^~~~~~~~~~~~~~
strange_device.cpp:68:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   68 |     for (int i=0;i<jawab.size();i++){
      |                  ~^~~~~~~~~~~~~
strange_device.cpp:10:8: warning: unused variable 'x' [-Wunused-variable]
   10 |     ll x;
      |        ^