Compilare: main.cpp: In function 'int main()': main.cpp:17:39: warning: unused variable 'next' [-Wunused-variable] long long n, sum, s, i, l, p, c, d, next, j, inplus ; ^~~~ main.cpp:18:61: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (fin, "%lld%lld%lld%lld%lld", &l, &p, &d, &c, &n ) ; ^ main.cpp:21:34: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (fin, "%lld", &v[i] ) ; ^