Borderou de evaluare (job #193986)

Compilare: user.cpp: In function ‘int main()’: user.cpp:30:31: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp:37:40: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp: In function ‘int calc(int, int)’: user.cpp:21:29: warning: ‘c1’ may be used uninitialized in this function [-Wuninitialized] user.cpp:21:29: warning: ‘l1’ may be used uninitialized in this function [-Wuninitialized]