入力1
 Input I and J
 I, J = ?
10 -10
 Input R and S
 R, S = ?
3.14 -2.718
 I =          10 J =         -10
 R =   3.14000010     S =  -2.71799994    
 I =  10    J = -10
 R =   3.14000    S =  -2.71800
入力2
 Input I and J
 I, J = ?
20191010 -1010
 Input R and S
 R, S = ?
20191010.0 -2019.1010
 I =    20191010 J =       -1010
 R =   20191010.0     S =  -2019.10095    
 I =****    J =****
 R =**********    S =**********