View Compilation Error

0_0_36286114_5938.cpp: In function 'int main()':
0_0_36286114_5938.cpp:8:24: error: 'memset' was not declared in this scope
   memset(dp,0,sizeof dp);
                        ^
0_0_36286114_5938.cpp:32:30: error: 'setprecision' was not declared in this scope
   cout<<fixed<<setprecision(2)<<dp[mm]/100.0<<endl;
                              ^