Compilare: user.cpp: In function ‘int main()’: user.cpp:55:9: warning: unused variable ‘z’ [-Wunused-variable] int z=lee(l, c), minn, cate; ^ user.cpp:36:24: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d", &p); ^ user.cpp:37:60: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d%d%d%d%d%d%d", &n, &m, &t, &l, &c, &k, &s); ^ user.cpp:39:38: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d%d", &aaa, &bbb); ^ user.cpp:42:33: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d", &nr); ^ user.cpp:58:66: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d%d%d%d%d%d%d%d", &p, &n, &m, &t, &l, &c, &k, &s); ^ user.cpp:59:34: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d%d", &aaa, &bbb); ^ user.cpp:63:38: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d%d", &aaa, &bbb); ^