Borderou de evaluare (job #174999)

Eroare de compilare: user.cpp:6:37: error: ‘int rand’ redeclared as different kind of symbol /usr/include/stdlib.h:380:12: error: previous declaration of ‘int rand()’ user.cpp: In function ‘int decodez(char*)’: user.cpp:12:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp: In function ‘int main()’: user.cpp:118:12: error: assignment of function ‘int rand()’ user.cpp:118:12: error: cannot convert ‘int’ to ‘int()throw ()’ in assignment user.cpp:132:38: error: ISO C++ forbids incrementing a pointer of type ‘int (*)()throw ()’ [-fpermissive] user.cpp:132:38: error: lvalue required as increment operand