Rezumat problemă

ProdusXXL

#2410

Numim număr mare un număr care conține prea multe cifre pentru a fi memorat în tipurile existente.
Se dau două numere mari. Calculați produsul lor.

Fișiere Capangi Mihaela (mcapangi) Mihaela Capangi medie

Clasa 9 Tablouri unidimensionale (vectori) Parcurgerea vectorilor Numere mari

Rezolvă

Detalii

Problema	ProdusXXL	Operații I/O	produsxxl.in/produsxxl.out
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#63874770	Utilizator	Lele Sophia (sophialele)
Fișier	produsxxl.cpp	Dimensiune	655 B
Data încărcării	24 Martie 2026, 08:50	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

produsxxl.cpp:4:27: error: no matching function for call to 'std::basic_istream<char>::basic_istream(const char [13])'
 istream cin("produsxxl.in")

                           ^
produsxxl.cpp:4:27: note: candidates are:
In file included from /usr/include/c++/4.8/fstream:38:0,
                 from produsxxl.cpp:1:
/usr/include/c++/4.8/istream:606:7: note: std::basic_istream<_CharT, _Traits>::basic_istream() [with _CharT = char; _Traits = std::char_traits<char>]
       basic_istream()
       ^
/usr/include/c++/4.8/istream:606:7: note:   candidate expects 0 arguments, 1 provided
/usr/include/c++/4.8/istream:93:7: note: std::basic_istream<_CharT, _Traits>::basic_istream(std::basic_istream<_CharT, _Traits>::__streambuf_type*) [with _CharT = char; _Traits = std::char_traits<char>; std::basic_istream<_CharT, _Traits>::__streambuf_type = std::basic_streambuf<char>]
       basic_istream(__streambuf_type* __sb)
       ^
/usr/include/c++/4.8/istream:93:7: note:   no known conversion for argument 1 from 'const char [13]' to 'std::basic_istream<char>::__streambuf_type* {aka std::basic_streambuf<char>*}'
produsxxl.cpp:5:1: error: expected ',' or ';' before 'ofstream'
 ofstream cout("produsxxl.out")

 ^
produsxxl.cpp: In function 'int main()':
produsxxl.cpp:10:10: error: 'n' was not declared in this scope
     cin>>n;

          ^
produsxxl.cpp:14:9: error: 'a' was not declared in this scope
         a[n-i+1]=ct;

         ^
produsxxl.cpp:16:10: error: 'm' was not declared in this scope
     cin>>m;

          ^
produsxxl.cpp:20:9: error: 'b' was not declared in this scope
         b[m-1+1]=ct;

         ^
produsxxl.cpp:24:9: error: 'c' was not declared in this scope
         c[i+j-1]=c[i+j-1]+a[i]*b[j];

         ^
produsxxl.cpp:24:27: error: 'a' was not declared in this scope
         c[i+j-1]=c[i+j-1]+a[i]*b[j];

                           ^
produsxxl.cpp:24:32: error: 'b' was not declared in this scope
         c[i+j-1]=c[i+j-1]+a[i]*b[j];

                                ^
produsxxl.cpp:25:5: error: 'k' was not declared in this scope
     k=n+m+2;

     ^
produsxxl.cpp:29:9: error: 'c' was not declared in this scope
         c[i]=c[i]+ct;

         ^
produsxxl.cpp:33:11: error: 'c' was not declared in this scope
     while(c[k]==0) k--;

           ^
produsxxl.cpp:35:9: error: 'cout' was not declared in this scope
         cout<<c[i];

         ^
produsxxl.cpp:35:15: error: 'c' was not declared in this scope
         cout<<c[i];

               ^

Cum funcționează evaluarea?