Main.cc: In function 'int main()':
Main.cc:9:31: error: 'a' was not declared in this scope
printf("%lf %lf\n", 38/A, 39%a) ;
^
Main.cc:10:31: error: invalid operands of types 'int' and 'double' to binary 'operator%'
printf("%lf %lf\n", 38/B, 39%B) ;
^
Main.cc:11:31: error: invalid operands of types 'int' and 'double' to binary 'operator%'
printf("%lf %lf\n", 38/P, 39%P) ;
^