Record Case Detail - VG101 SU2022 (YiFei) - JOJ

This function is in beta test. Please help improve it in the issues here.

warning: division by zero
warning: called from
    num2words at line 228 column 5
    readInt at line 6 column 11
    ex4 at line 2 column 1
warning: implicit conversion from numeric to char
warning: called from
    readInt at line 11 column 19
    ex4 at line 2 column 1

zero

zero