Compilare: user.cpp: In function ‘int main()’: user.cpp:20:31: warning: too many arguments for format [-Wformat-extra-args] fscanf(f,"%d%d", &x, &y, &z); ^ user.cpp:12:26: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d%d", &n, &m); ^ user.cpp:17:21: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%c", &c); ^ user.cpp:20:32: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d%d", &x, &y, &z); ^ user.cpp:31:22: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d", &r); ^