Compilare: user.cpp: In function ‘unsigned int cateperechi(unsigned int)’: user.cpp:9:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(unsigned int i=1;i<=n;i++){ ^ user.cpp:10:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(j>0 && v[i]+v[j]>x) ^ user.cpp: In function ‘int cautbin()’: user.cpp:19:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(cateperechi(pas+p2)<k) ^ user.cpp: In function ‘int main()’: user.cpp:31:29: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d%d",&n,&k); ^ user.cpp:33:29: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d",&v[i]); ^