Borderou de evaluare (job #88232)

Compilare: user.cpp: In function ‘int main()’: user.cpp:29:23: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:30:23: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp: In function ‘int cifra(char)’: user.cpp:15:1: warning: control reaches end of non-void function [-Wreturn-type]