/C++/Get number round off to two decimal places c++

Get number round off to two decimal places c++

Round double to n decimal places c++

value = round( value * 100.0 ) / 100.0; // 2 decimal places
value = round( value * 1000.0 ) / 1000.0; // 3 decimal places

Source: stackoverflow.com

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

Source: stackoverflow.com

Get number round off to two decimal places c++

 float a,b,c,d,sum;

 cin>>a>>b>>c>>d; // reading decimal values

sum=(a*b*c*d);

sum=round(sum*100)/100; // here it is for 2 decimal points

if((float)sum < (float) 9.58)
  cout<<"YES\n";
else
  cout<<"NO\n";

-1

Source: stackoverflow.com

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