제출 #309444

#제출 시각아이디문제언어결과실행 시간메모리
309444cig32Detecting Molecules (IOI16_molecules)C++14
컴파일 에러
0 ms0 KiB
#include<molecules.h> #define ll long long using namespace std; int main(){ ll n,l,u; cin >> n >> l>>u; pair<ll,ll> w[n]; bool used[n]; ll tot_sum=0; for(int i=0;i<n;i++)cin>>w[i].first; for(int i=0;i<n;i++)w[i].second=i; for(int i=0;i<n;i++)tot_sum+=w[i].first; for(int i=0;i<n;i++)used[i]=false; sort(w,w+n); ll curr_sum=0, pt=0, nani=0; for(int i=0;i<n;i++){ curr_sum+=w[i].first; if(u<curr_sum){ curr_sum-=w[i].first; pt=i; break; } used[i]=true; nani++; if(l<=curr_sum&&curr_sum<=u){ cout<<nani<<"\n"; for(int j=0;j<n;j++){ if(used[j])cout<<w[j].second<<" "; } cout<<"\n"; return; } } for(int i=0;i<min(n-pt,pt);i++){ curr_sum-=w[i].first; used[i]=false; curr_sum+=w[n-i-1].first; used[n-i-1]=true; if(l<=curr_sum&&curr_sum<=u){ break; } } if(l<=curr_sum&&curr_sum<=u){ cout << nani << "\n"; for(int i=0;i<n;i++){ if(used[i]) cout<<w[i].second<<" "; } } else{ cout<<"0\n"; } }

컴파일 시 표준 에러 (stderr) 메시지

molecules.cpp: In function 'int main()':
molecules.cpp:6:5: error: 'cin' was not declared in this scope
    6 |     cin >> n >> l>>u;
      |     ^~~
molecules.cpp:2:1: note: 'std::cin' is defined in header '<iostream>'; did you forget to '#include <iostream>'?
    1 | #include<molecules.h>
  +++ |+#include <iostream>
    2 | #define ll long long
molecules.cpp:14:5: error: 'sort' was not declared in this scope; did you mean 'short'?
   14 |     sort(w,w+n);
      |     ^~~~
      |     short
molecules.cpp:26:13: error: 'cout' was not declared in this scope
   26 |             cout<<nani<<"\n";
      |             ^~~~
molecules.cpp:26:13: note: 'std::cout' is defined in header '<iostream>'; did you forget to '#include <iostream>'?
molecules.cpp:31:13: error: return-statement with no value, in function returning 'int' [-fpermissive]
   31 |             return;
      |             ^~~~~~
molecules.cpp:44:9: error: 'cout' was not declared in this scope
   44 |         cout << nani << "\n";
      |         ^~~~
molecules.cpp:44:9: note: 'std::cout' is defined in header '<iostream>'; did you forget to '#include <iostream>'?
molecules.cpp:50:9: error: 'cout' was not declared in this scope
   50 |         cout<<"0\n";
      |         ^~~~
molecules.cpp:50:9: note: 'std::cout' is defined in header '<iostream>'; did you forget to '#include <iostream>'?