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//use #include<iomanip>
cout<<"Result = "<<fixed<<setprecision(3)<<result;//like Result = 2.434
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#include <iostream>
#include <iomanip>
#include <iostream>
•
int main()
{
double d = 122.345;
cout << fixed << setprecision(2) << d;
//the setprecision can vary as per required
}
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#include <iostream>
#include <iomanip>
using namespace std;
int main()
{
value = 3.15647;
std::cout << std::fixed << std::setprecision(2);
std::cout<<value<<std::endl;
return 0;
}
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#include <cstdio>
#include <iostream>
int main() {
double total;
cin>>total;
printf("%.2f\n", total);
//one can use the C function to print the decimal points
}