Compilare: user.cpp: In function ‘void bf()’: user.cpp:20:12: warning: unused variable ‘y’ [-Wunused-variable] int x, y, i, j; ^ user.cpp: In function ‘int main()’: user.cpp:49:39: warning: format ‘%d’ expects argument of type ‘int*’, but argument 3 has type ‘short unsigned int*’ [-Wformat=] fscanf(f, "%d %d %d\n", &n, &p, &k); ^ user.cpp:49:39: warning: format ‘%d’ expects argument of type ‘int*’, but argument 4 has type ‘short unsigned int*’ [-Wformat=] user.cpp:49:39: warning: format ‘%d’ expects argument of type ‘int*’, but argument 5 has type ‘short unsigned int*’ [-Wformat=] user.cpp:51:42: warning: format ‘%d’ expects argument of type ‘int*’, but argument 3 has type ‘short unsigned int*’ [-Wformat=] fscanf(f, "%d %d\n", &d[i], &c[i]); ^ user.cpp:51:42: warning: format ‘%d’ expects argument of type ‘int*’, but argument 4 has type ‘short unsigned int*’ [-Wformat=] user.cpp:49:40: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d %d %d\n", &n, &p, &k); ^ user.cpp:51:43: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d %d\n", &d[i], &c[i]); ^ user.cpp:54:37: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d %d\n", &x, &y); ^