DailyGroceryHisto, C++ (gcc)

Language: Layout:

//g++  7.4.0
////////////////////////////////////////////////////////////////////////////////DailyGroceryHisto: example of system generated current time and printing histogram
//this code is created by Rezaul Hoque on May 31,2022;
//contact:jewelmrh@yahoo.com;Dhaka,Bangladesh;https://rezaulhoque.wordpress.com,https://hoquestake.blogspot.com
//note: codes shared by Rezaul Hoque on rextester are not for sale; they are created and shared to facilitate the algorithm learning process; many like Hoque use this platform to practice programming ;Rezaul hopes his contribution helps others to fine tune their learning;
//////////////////////////////////////////////////////////////////////////////
#include <iostream>
#include <string>
#include <ctime>
#include <map>
#include <random>

int main()
{
time_t t;
t=time(0);
std::cout<<"Date:\n";
std::cout<<ctime(&t);
std::cout<<"___________________________\n";
    std::random_device rd;
std::map<std::string,int> a{{"Flour ",45},{"Rice  ",48},{"Egg   ",40},{"Milk  ",80},{"Potato",20},{"Soap  ",23}};
std::cout<<"Daily Grocery Item Price:\n";
std::cout<<"___________________________\n";
std::cout<<"Item  Price  Histo\n";
std::cout<<"____________________________\n";
for(auto p: a)
std::cout<<p.first<<"   "<<p.second<<"| "<<std::string(p.second/10,'+')<<"\n";
return 0;
}

Show compiler warnings [ + ] Compiler args [ + ] Show input
Compilation time: 1.03 sec, absolute running time: 0.18 sec, cpu time: 0.02 sec, memory peak: 5 Mb, absolute service time: 1,28 sec