Compilare: user.cpp: In function ‘int main()’: user.cpp:49:34: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘long long int’ [-Wformat=] printf("%d ", a[i][j]); ^ user.cpp:14:30: warning: unused variable ‘maxx’ [-Wunused-variable] long long n, d, k, i, j, maxx; ^ user.cpp:16:44: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%lld%lld%lld", &n, &d, &k); ^