Compilare: user.cpp: In function ‘int validare(long int*, int, int, long int*)’: user.cpp:10:12: warning: unused variable ‘k’ [-Wunused-variable] int i, j, k; ^ user.cpp: In function ‘int main()’: user.cpp:65:22: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f1, "%d", &P); ^ user.cpp:71:27: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f1, "%ld", &p[i]); ^