Compilare: user.cpp: In function ‘int main()’: user.cpp:34:51: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘long long int’ [-Wformat=] fprintf( output_file, "%d\n", D[M][min(K, M)] ); ^ user.cpp:15:49: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf( input_file, "%d %d %d", &N, &M, &K ); ^ user.cpp:18:46: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf( input_file, "%d %d", &X, &Y ); ^