Compilare: user.cpp: In function ‘int main()’: user.cpp:48:31: warning: unused variable ‘rez’ [-Wunused-variable] int k, n, t, i, j, sum = 0, rez = 0; ^ user.cpp:49:35: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d%d%d", &k, &n, &t); ^ user.cpp:51:41: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d%d", &v[i].p, &v[i].t); ^