Compilare: user.cpp: In function ‘int main()’: user.cpp:49:25: warning: unused variable ‘j’ [-Wunused-variable] int n, p, g, y, q, i, j, aux, r, cr, pq; ^ user.cpp:51:23: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d", &n); ^ user.cpp:54:37: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d%d%d", &p, &g, &y); ^