Compilare: user.cpp: In function ‘void citire()’: user.cpp:27:31: warning: unused variable ‘nr1’ [-Wunused-variable] int i, cod, x, y, cx, cy, nr1, nr2; ^ user.cpp:27:36: warning: unused variable ‘nr2’ [-Wunused-variable] int i, cod, x, y, cx, cy, nr1, nr2; ^ user.cpp:29:33: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d %d", &n, &m); ^ user.cpp:34:46: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d %d %d", &cod, &x, &y); ^