Compilare: main.cpp: In function 'int main()': main.cpp:68:43: warning: format '%d' expects argument of type 'int', but argument 3 has type 'long long int' [-Wformat=] fprintf (fout, "%d" , put3( 3 , k-1 ) ) ; ^ main.cpp:65:13: warning: unused variable 'i' [-Wunused-variable] int n, t, i, k ; ^ main.cpp:66:43: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (fin, "%d %d %d", &t , &n , &k ) ; ^