18 lines
339 B
C++
18 lines
339 B
C++
#include<iomanip>
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setprecision(n)
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double a=123.56789;
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cout<<a<<endl;
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cout<<setprecision(1)<<fixed<<a<<endl;
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cout<<setprecision(2)<<fixed<<a<<endl;
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cout<<setprecision(3)<<fixed<<a<<endl;
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cout<<setprecision(4)<<fixed<<a<<endl;
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cout<<setprecision(5)<<fixed<<a<<endl;
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cout<<setprecision(6)<<fixed<<a<<endl;
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return 0;
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}
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