Compilare: user.cpp: In function ‘void sortare(int, int)’: user.cpp:7:12: warning: variable ‘t’ set but not used [-Wunused-but-set-variable] int x,i,j,t; ^ user.cpp: In function ‘int main()’: user.cpp:32:40: warning: format ‘%d’ expects argument of type ‘int*’, but argument 3 has type ‘long int*’ [-Wformat=] fscanf(f,"%d %d",&v[i][0],&v[i][1]); ^ user.cpp:32:40: warning: format ‘%d’ expects argument of type ‘int*’, but argument 4 has type ‘long int*’ [-Wformat=] user.cpp:30:22: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&n); ^ user.cpp:32:41: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d %d",&v[i][0],&v[i][1]); ^ user.cpp:37:26: warning: ‘k’ may be used uninitialized in this function [-Wmaybe-uninitialized] if (v[i][1]<ref) k++; ^