Compilare: user.cpp: In function ‘int main()’: user.cpp:15:26: warning: format ‘%u’ expects argument of type ‘unsigned int*’, but argument 3 has type ‘short int*’ [-Wformat=] fscanf(f,"%u%u",&n,&k); ^ user.cpp:15:26: warning: format ‘%u’ expects argument of type ‘unsigned int*’, but argument 4 has type ‘short int*’ [-Wformat=] user.cpp:22:35: warning: format ‘%u’ expects argument of type ‘unsigned int*’, but argument 3 has type ‘short int*’ [-Wformat=] fscanf(f,"%u",&v[i][j]); ^ user.cpp:15:27: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%u%u",&n,&k); ^ user.cpp:22:36: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%u",&v[i][j]); ^ user.cpp:20:19: warning: ‘x’ may be used uninitialized in this function [-Wmaybe-uninitialized] short int x; ^