Compilare: user.cpp: In function ‘int main()’: user.cpp:16:32: warning: format ‘%hd’ expects argument of type ‘short int*’, but argument 3 has type ‘int*’ [-Wformat=] fscanf(fin,"%hd%hd",&sum,&n); ^ user.cpp:16:32: warning: format ‘%hd’ expects argument of type ‘short int*’, but argument 4 has type ‘int*’ [-Wformat=] user.cpp:16:33: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%hd%hd",&sum,&n); ^ user.cpp:20:41: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%hd",&mat[i][j]); ^