Rezumat problemă

UpperLower

C++

#4277

Scrieți funcția cu următorul antet:

void UpperLower(const char a[], char U[], char L[])

Funcția primește ca parametri trei șiruri de caractere a, U și L. Șirul U trebuie să memoreze caracterele din a, dar în care literele mici au fost convertite la majuscule, iar șirul L trebuie să memoreze caracterele din a, dar în care literele mari au fost convertite la litere mici.

Fișiere Pracsiu Dan (dnprx) Dan Pracsiu ușoară

Clasa 10 Subprograme Subprograme cu siruri de caractere

Rezolvă

Detalii

Problema	UpperLower	Operații I/O	upperlower.in/upperlower.out
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#64827300	Utilizator	Alexa Ingrid (ingaring17)
Fișier	upperlower.cpp	Dimensiune	477 B
Data încărcării	04 Iunie 2026, 08:54	Scor/rezultat	Eroare de compilare

Evaluare

Mesaj compilare

upperlower.cpp: In function ‘void UpperLower(const char*, char*, char*)’:
upperlower.cpp:18:43: error: invalid conversion from ‘char’ to ‘const char*’ [-fpermissive]
   18 |    if(a[i]>=65 && a[i]<=90){U=strcat(U,a[i]); L=strcat(L,a[i]+32);}
      |                                        ~~~^
      |                                           |
      |                                           char
In file included from /usr/include/features.h:502,
                 from /usr/include/x86_64-linux-gnu/c++/13/bits/os_defines.h:39,
                 from /usr/include/x86_64-linux-gnu/c++/13/bits/c++config.h:679,
                 from /usr/include/c++/13/bits/requires_hosted.h:31,
                 from /usr/include/c++/13/fstream:38,
                 from upperlower.cpp:1:
/usr/include/x86_64-linux-gnu/bits/string_fortified.h:128:1: note:   initializing argument 2 of ‘char* strcat(char*, const char*)’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
upperlower.cpp:18:62: error: invalid conversion from ‘int’ to ‘const char*’ [-fpermissive]
   18 |    if(a[i]>=65 && a[i]<=90){U=strcat(U,a[i]); L=strcat(L,a[i]+32);}
      |                                                          ~~~~^~~
      |                                                              |
      |                                                              int
/usr/include/x86_64-linux-gnu/bits/string_fortified.h:128:1: note:   initializing argument 2 of ‘char* strcat(char*, const char*)’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
upperlower.cpp:19:43: error: invalid conversion from ‘char’ to ‘const char*’ [-fpermissive]
   19 |   if(a[i]>=97 && a[i]<=122){L=strcat(L,a[i]); U=strcat(U,a[i]-32);}
      |                                        ~~~^
      |                                           |
      |                                           char
/usr/include/x86_64-linux-gnu/bits/string_fortified.h:128:1: note:   initializing argument 2 of ‘char* strcat(char*, const char*)’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
upperlower.cpp:19:62: error: invalid conversion from ‘int’ to ‘const char*’ [-fpermissive]
   19 |   if(a[i]>=97 && a[i]<=122){L=strcat(L,a[i]); U=strcat(U,a[i]-32);}
      |                                                          ~~~~^~~
      |                                                              |
      |                                                              int
/usr/include/x86_64-linux-gnu/bits/string_fortified.h:128:1: note:   initializing argument 2 of ‘char* strcat(char*, const char*)’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
upperlower.cpp:20:23: error: invalid conversion from ‘char’ to ‘const char*’ [-fpermissive]
   20 |   else {U=strcat(U,a[i]); L=strcat(L,a[i]);}
      |                    ~~~^
      |                       |
      |                       char
/usr/include/x86_64-linux-gnu/bits/string_fortified.h:128:1: note:   initializing argument 2 of ‘char* strcat(char*, const char*)’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~
upperlower.cpp:20:41: error: invalid conversion from ‘char’ to ‘const char*’ [-fpermissive]
   20 |   else {U=strcat(U,a[i]); L=strcat(L,a[i]);}
      |                                      ~~~^
      |                                         |
      |                                         char
/usr/include/x86_64-linux-gnu/bits/string_fortified.h:128:1: note:   initializing argument 2 of ‘char* strcat(char*, const char*)’
  128 | __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
      | ^~~~~

Cum funcționează evaluarea?