Compilare: user.cpp: In function ‘int main()’: user.cpp:14:24: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%i", &t); ^ user.cpp:17:28: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%i", &n); ^ user.cpp:18:28: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%i", &m); ^ user.cpp:19:28: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%i", &k); ^ user.cpp:26:41: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%i", &sat[i]); ^ user.cpp:48:13: warning: ‘sum’ may be used uninitialized in this function [-Wmaybe-uninitialized] if ( sum == result ) ^ user.cpp:58:18: warning: ‘sat’ may be used uninitialized in this function [-Wmaybe-uninitialized] free(sat); ^