Rezumat problemă

investitie

#4115

După o lungă activitate în domeniul instalaţiilor sanitare, Dorel s-a hotărât să investească averea acumulată în acţiuni ale mai multor companii. Astfel, el dispune de o listă cu N companii la care vrea să cumpere acţiuni, în M zile consecutive. Fiind date Q seturi de valori zi, zf, cl, cr, el doreşte să afle ce sumă a investit în perioada cuprinsă între zilele zi și zf (inclusiv acestea), la companiile cu numere de ordine cuprinse între cl și cr (inclusiv acestea).

OJI 2022 clasele XI-XII

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Clasa 11 Probleme diverse Probleme diverse

Rezolvă

Detalii

Problema	investitie	Operații I/O	investitie.in/investitie.out
Limita timp	0.6 secunde	Limita memorie	Total: 512 MB / Stivă 64 MB
Id soluție	#57320710	Utilizator	aa x (a_0a)
Fișier	investitie.cpp	Dimensiune	1.92 KB
Data încărcării	25 Martie 2025, 20:32	Scor / rezultat	Eroare de compilare

Evaluare

Mesaj compilare

investitie.cpp: In function 'int main()':
investitie.cpp:15:5: error: reference to 'cin' is ambiguous
     cin>>n>>m;

     ^
investitie.cpp:4:10: note: candidates are: std::ifstream cin
 ifstream cin("investitie.in");

          ^
In file included from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:74:0,
                 from investitie.cpp:1:
/usr/include/c++/4.8/iostream:60:18: note:                 std::istream std::cin
   extern istream cin;  /// Linked to standard input
                  ^
investitie.cpp:17:9: error: reference to 'cin' is ambiguous
         cin>>w[i];

         ^
investitie.cpp:4:10: note: candidates are: std::ifstream cin
 ifstream cin("investitie.in");

          ^
In file included from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:74:0,
                 from investitie.cpp:1:
/usr/include/c++/4.8/iostream:60:18: note:                 std::istream std::cin
   extern istream cin;  /// Linked to standard input
                  ^
investitie.cpp:43:5: error: reference to 'cin' is ambiguous
     cin>>q;

     ^
investitie.cpp:4:10: note: candidates are: std::ifstream cin
 ifstream cin("investitie.in");

          ^
In file included from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:74:0,
                 from investitie.cpp:1:
/usr/include/c++/4.8/iostream:60:18: note:                 std::istream std::cin
   extern istream cin;  /// Linked to standard input
                  ^
investitie.cpp:50:9: error: reference to 'cin' is ambiguous
         cin>>zi>>zf>>cl>>cr;

         ^
investitie.cpp:4:10: note: candidates are: std::ifstream cin
 ifstream cin("investitie.in");

          ^
In file included from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:74:0,
                 from investitie.cpp:1:
/usr/include/c++/4.8/iostream:60:18: note:                 std::istream std::cin
   extern istream cin;  /// Linked to standard input
                  ^
investitie.cpp:66:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
             if(aux+p<a[cnt].size() && aux>0)

                                  ^
investitie.cpp:73:40: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
             else if(aux+p>=a[cnt].size())

                                        ^
investitie.cpp:80:9: error: reference to 'cout' is ambiguous
         cout<<ans<<'\n';

         ^
investitie.cpp:5:10: note: candidates are: std::ofstream cout
 ofstream cout("investitie.out");

          ^
In file included from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:74:0,
                 from investitie.cpp:1:
/usr/include/c++/4.8/iostream:61:18: note:                 std::ostream std::cout
   extern ostream cout;  /// Linked to standard output
                  ^

Cum funcționează evaluarea?