Eroare de compilare: user.cpp: In function ‘void citeste()’: user.cpp:27: error: ‘memset’ was not declared in this scope user.cpp:17: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:21: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp: In function ‘int izolat(int)’: user.cpp:32: warning: comparison between signed and unsigned integer expressions user.cpp: In function ‘int curva(int, int)’: user.cpp:43: warning: comparison between signed and unsigned integer expressions user.cpp: In function ‘int main()’: user.cpp:96: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:97: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:98: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result