Compilare: user.cpp: In function ‘void verif()’: user.cpp:49: warning: suggest explicit braces to avoid ambiguous ‘else’ user.cpp:110: warning: suggest explicit braces to avoid ambiguous ‘else’ user.cpp: In function ‘void back(int)’: user.cpp:162: warning: suggest explicit braces to avoid ambiguous ‘else’ user.cpp: In function ‘int main()’: user.cpp:172: warning: too few arguments for format user.cpp:172: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result