Rezumat problemă

DistinctLetters

C++

#3800

Scrieți o funcție care returnează numărul de secvențe care au între L și U litere distincte. Într-o secvență fiecare literă se va număra o singură dată.

Folclorul informatic

Fișiere Pracsiu Dan (dnprx) Dan Pracsiu medie

Clasa 10 Subprograme STL

Rezolvă

Detalii

Problema	DistinctLetters	Operații I/O	distinctletters.in/distinctletters.out
Limita timp	0.05 secunde	Limita memorie	Total: 64 MB / Stivă 16 MB
Id soluție	#64945203	Utilizator	Cristian Tudorache (CristianTudorache)
Fișier	distinctletters.cpp	Dimensiune	1.22 KB
Data încărcării	20 Iunie 2026, 10:20	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

distinctletters.cpp: In function ‘int DistinctLetters(std::string, int, int)’:
distinctletters.cpp:18:14: warning: comparison of integer expressions of different signedness: ‘int’ and ‘std::__cxx11::basic_string<char>::size_type’ {aka ‘long unsigned int’} [-Wsign-compare]
   18 |     for(i=0;i<s.length();i++)
      |             ~^~~~~~~~~~~
distinctletters.cpp:20:16: error: invalid operands of types ‘__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type’ {aka ‘char’} and ‘const char [2]’ to binary ‘operator-’
   20 |         fr[s[i]-"a"]++;
distinctletters.cpp:21:19: error: invalid operands of types ‘__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type’ {aka ‘char’} and ‘const char [2]’ to binary ‘operator-’
   21 |         if(fr[s[i]-"a"]==1)
distinctletters.cpp:27:20: error: invalid operands of types ‘__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type’ {aka ‘char’} and ‘const char [2]’ to binary ‘operator-’
   27 |             fr[s[j]-"a"]--;
distinctletters.cpp:28:23: error: invalid operands of types ‘__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type’ {aka ‘char’} and ‘const char [2]’ to binary ‘operator-’
   28 |             if(fr[s[j]-"a"]==0)
distinctletters.cpp:41:14: warning: comparison of integer expressions of different signedness: ‘int’ and ‘std::__cxx11::basic_string<char>::size_type’ {aka ‘long unsigned int’} [-Wsign-compare]
   41 |     for(i=0;i<s.length();i++)
      |             ~^~~~~~~~~~~
distinctletters.cpp:43:16: error: invalid operands of types ‘__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type’ {aka ‘char’} and ‘const char [2]’ to binary ‘operator-’
   43 |         fr[s[i]-"a"]++;
distinctletters.cpp:44:19: error: invalid operands of types ‘__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type’ {aka ‘char’} and ‘const char [2]’ to binary ‘operator-’
   44 |         if(fr[s[i]-"a"]==1)
distinctletters.cpp:50:20: error: invalid operands of types ‘__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type’ {aka ‘char’} and ‘const char [2]’ to binary ‘operator-’
   50 |             fr[s[j]-"a"]--;
distinctletters.cpp:51:23: error: invalid operands of types ‘__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type’ {aka ‘char’} and ‘const char [2]’ to binary ‘operator-’
   51 |             if(fr[s[j]-"a"]==0)

Cum funcționează evaluarea?