Compilare: user.cpp: In function ‘void citire()’: user.cpp:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:38: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:40: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp: In function ‘void lungime_zid()’: user.cpp:71: warning: suggest parentheses around ‘&&’ within ‘||’ user.cpp: In function ‘void coliniaritate(int, int)’: user.cpp:97: warning: suggest explicit braces to avoid ambiguous ‘else’ user.cpp:106: warning: suggest explicit braces to avoid ambiguous ‘else’ user.cpp:126: warning: suggest explicit braces to avoid ambiguous ‘else’ user.cpp:146: warning: suggest explicit braces to avoid ambiguous ‘else’ user.cpp:96: warning: unused variable ‘d’ user.cpp: In function ‘int main()’: user.cpp:210: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:211: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result