Division double wrong

[Suibo Wen]

Hi, why code below output zero which is wrong?

double b=0;
b=30/100;
printf(b); //output zero wrong

and code below output is correct.

double b=0;

b=30.0/100.0;

printf(b); //output 0.3 correctly

Thanks.

[Alain Verleyen]

Please read this topic Division quotient don't give floating point values(Bug??) - MQL4 forum

[Suibo Wen]

Thank you.