Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:20:12: error: expected primary-expression before ‘)’ token if() ^ user.cpp:21:5: error: expected primary-expression before ‘}’ token } ^ user.cpp:21:5: error: expected ‘;’ before ‘}’ token user.cpp:15:33: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%lld%lld",&n,&m); ^ user.cpp:17:37: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%lld%lld",&i,&j); ^