Compilare: user.cpp: In function ‘unsigned int Get_Val(unsigned int)’: user.cpp:22:11: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(pos==-1 || map[r1][pos].second==0) ^ user.cpp:21:25: warning: unused variable ‘r2’ [-Wunused-variable] unsigned int r1=x%MOD1,r2=x%MOD2; ^ user.cpp: In function ‘bool Add(unsigned int)’: user.cpp:32:11: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(pos==-1) ^ user.cpp: In function ‘bool Decrease(unsigned int)’: user.cpp:48:11: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(pos==-1 || map[r1][pos].second==0) ^ user.cpp:47:25: warning: unused variable ‘r2’ [-Wunused-variable] unsigned int r1=x%MOD1,r2=x%MOD2; ^ user.cpp: In function ‘long long int Numara(unsigned int)’: user.cpp:71:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=1;i<=n;i++) ^ user.cpp: In function ‘int main()’: user.cpp:79:34: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(file,"%d %d %d",&n,&l,&u); ^ user.cpp:82:31: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(file,"%d ",&v[i]); ^