Compilare: user.cpp: In function ‘int poz(int)’: user.cpp:35:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (abi[i+interval]<=x&&(i+interval<=n)) ^ user.cpp:35:46: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (abi[i+interval]<=x&&(i+interval<=n)) ^ user.cpp: In function ‘int main()’: user.cpp:52:27: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%u%u",&n,&q); ^ user.cpp:55:26: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%u",&x); ^ user.cpp:61:32: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%u%u",&ok,&x); ^ user.cpp:69:30: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%u",&y); ^