c++ double decimal points code example
Example 1: how to print 5 precision float in c++
#include <iostream>
#include <cstdio>
using namespace std;
int main()
{
// This code helps you to print a number with desired decimal
double Number=10.3454;
printf("%.3lf",Number);
return 0;
}
Example 2: round double to 2 decimal places c++
double d = 0.12345;
std::cout.precision(2); // for accuracy to 2 decimal places
std::cout << d << std::endl; // 0.12