Rezumat problemă

PrefixSufixMax1

#4482

Să se scrie un program care să determine cel mai lung prefix care este palindrom și cel mai lung sufix care este palindrom dintr-un cuvânt citit de la tastatură.

Consola Muresan Ciprian (mcip1977) medie

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Detalii

Problema	PrefixSufixMax1	Operații I/O	tastatură/ecran
Limita timp	0.1 secunde	Limita memorie	Total: 64 MB / Stivă 8 MB
Id soluție	#45450664	Utilizator	Olaru Darius (Darius4000)
Fișier	prefixsufixmax1.cpp	Dimensiune	650 B
Data încărcării	12 Octombrie 2023, 20:16	Scor / rezultat	Eroare de compilare

Evaluare

Mesaj compilare

prefixsufixmax1.cpp: In function 'int isPalindrome(char)':
prefixsufixmax1.cpp:6:19: error: invalid conversion from 'char' to 'const char*' [-fpermissive]
     int l=strlen(s);

                   ^
In file included from /usr/include/c++/4.8/cstring:42:0,
                 from prefixsufixmax1.cpp:2:
/usr/include/string.h:399:15: error:   initializing argument 1 of 'size_t strlen(const char*)' [-fpermissive]
 extern size_t strlen (const char *__s)
               ^
prefixsufixmax1.cpp:8:16: error: invalid types 'char[int]' for array subscript
         if (s[i]!=s[j]) 

                ^
prefixsufixmax1.cpp:8:22: error: invalid types 'char[int]' for array subscript
         if (s[i]!=s[j]) 

                      ^
prefixsufixmax1.cpp: In function 'int main()':
prefixsufixmax1.cpp:15:20: error: invalid conversion from 'const char*' to 'char' [-fpermissive]
     char s, pmax = "", smax = "";

                    ^
prefixsufixmax1.cpp:15:31: error: invalid conversion from 'const char*' to 'char' [-fpermissive]
     char s, pmax = "", smax = "";

                               ^
prefixsufixmax1.cpp:16:5: error: 'cin' was not declared in this scope
     cin >> s;

     ^
prefixsufixmax1.cpp:16:5: note: suggested alternative:
In file included from prefixsufixmax1.cpp:1:0:
/usr/include/c++/4.8/iostream:60:18: note:   'std::cin'
   extern istream cin;  /// Linked to standard input
                  ^
prefixsufixmax1.cpp:17:30: error: invalid conversion from 'char' to 'const char*' [-fpermissive]
     for (int i=1; i<=strlen(s); i++) 

                              ^
In file included from /usr/include/c++/4.8/cstring:42:0,
                 from prefixsufixmax1.cpp:2:
/usr/include/string.h:399:15: error:   initializing argument 1 of 'size_t strlen(const char*)' [-fpermissive]
 extern size_t strlen (const char *__s)
               ^
prefixsufixmax1.cpp:17:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (int i=1; i<=strlen(s); i++) 

                              ^
prefixsufixmax1.cpp:19:25: error: request for member 'substr' in 's', which is of non-class type 'char'
         char prefix = s.substr(0, i);

                         ^
prefixsufixmax1.cpp:20:50: error: invalid conversion from 'char' to 'const char*' [-fpermissive]
         if (isPalindrome(prefix) && strlen(prefix) > strlen(pmax)) 

                                                  ^
In file included from /usr/include/c++/4.8/cstring:42:0,
                 from prefixsufixmax1.cpp:2:
/usr/include/string.h:399:15: error:   initializing argument 1 of 'size_t strlen(const char*)' [-fpermissive]
 extern size_t strlen (const char *__s)
               ^
prefixsufixmax1.cpp:20:65: error: invalid conversion from 'char' to 'const char*' [-fpermissive]
         if (isPalindrome(prefix) && strlen(prefix) > strlen(pmax)) 

                                                                 ^
In file included from /usr/include/c++/4.8/cstring:42:0,
                 from prefixsufixmax1.cpp:2:
/usr/include/string.h:399:15: error:   initializing argument 1 of 'size_t strlen(const char*)' [-fpermissive]
 extern size_t strlen (const char *__s)
               ^
prefixsufixmax1.cpp:22:24: error: request for member 'substr' in 's', which is of non-class type 'char'
         char sufix = s.substr(strlen(s)-i);

                        ^
prefixsufixmax1.cpp:22:39: error: invalid conversion from 'char' to 'const char*' [-fpermissive]
         char sufix = s.substr(strlen(s)-i);

                                       ^
In file included from /usr/include/c++/4.8/cstring:42:0,
                 from prefixsufixmax1.cpp:2:
/usr/include/string.h:399:15: error:   initializing argument 1 of 'size_t strlen(const char*)' [-fpermissive]
 extern size_t strlen (const char *__s)
               ^
prefixsufixmax1.cpp:23:48: error: invalid conversion from 'char' to 'const char*' [-fpermissive]
         if (isPalindrome(sufix) && strlen(sufix) > strlen(smax)) 

                                                ^
In file included from /usr/include/c++/4.8/cstring:42:0,
                 from prefixsufixmax1.cpp:2:
/usr/include/string.h:399:15: error:   initializing argument 1 of 'size_t strlen(const char*)' [-fpermissive]
 extern size_t strlen (const char *__s)
               ^
prefixsufixmax1.cpp:23:63: error: invalid conversion from 'char' to 'const char*' [-fpermissive]
         if (isPalindrome(sufix) && strlen(sufix) > strlen(smax)) 

                                                               ^
In file included from /usr/include/c++/4.8/cstring:42:0,
                 from prefixsufixmax1.cpp:2:
/usr/include/string.h:399:15: error:   initializing argument 1 of 'size_t strlen(const char*)' [-fpermissive]
 extern size_t strlen (const char *__s)
               ^
prefixsufixmax1.cpp:26:5: error: 'cout' was not declared in this scope
     cout << pmax << " " << smax;

     ^
prefixsufixmax1.cpp:26:5: note: suggested alternative:
In file included from prefixsufixmax1.cpp:1:0:
/usr/include/c++/4.8/iostream:61:18: note:   'std::cout'
   extern ostream cout;  /// Linked to standard output
                  ^

Cum funcționează evaluarea?