set precision in c++
#include <iomanip.h>
#include <iomanip>
int main()
{
double num1 = 3.12345678;
cout << fixed << showpoint;
cout << setprecision(2);
cout << num1 << endl;
}set precision in c++
#include <iomanip.h>
#include <iomanip>
int main()
{
double num1 = 3.12345678;
cout << fixed << showpoint;
cout << setprecision(2);
cout << num1 << endl;
}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;
}set precision in c++
#include <iostream>
int main()
{
std::cout << std::setprecision(n); //to n SIG FIG
// any cout comand will be to n sig fig after this comand
}set precision on floating numbers
#include <iostream>
#include <iomanip>
#include <vector>
using std::cout; using std::endl;
using std::vector; using std::fixed;
using std::setprecision;
int main() {
vector<double> d_vec = {123.231, 2.2343, 0.012,
26.9491092019, 113, 0.000000234};
for (auto &i : d_vec) {
cout << i << " | ";
}
cout << endl;
for (auto &i : d_vec) {
cout << setprecision(3) << i << " | ";
}
cout << endl;
return EXIT_SUCCESS;
}Copyright © 2021 Codeinu
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