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-Write C program to find even and odd number using macro

-Write C program to find even and odd number using macro #include<stdio.h> #define number(n)((n%2==0)?1:0) int main() { int num; printf("enter any number"); scanf("%d",&num); if(number(num)) printf("number is even"); else printf("number is odd"); return 0; } ***************************Output*********************** amr@amrj-virtual-machine:~$ gccevenodd.c amr@samr-virtual-machine:~$ ./a.out enter any number 2 number is evensmj@amr-virtual-machine:~$

Unhandled Exception: FormatException: Invalid radix-10 number (at character 1) E/flutter (23894): null

   Unhandled Exception: FormatException: Invalid radix-10 number (at character 1) E/flutter (23894): null this Errro showing beacuse you not parsing  json parsing. for json Parsing: - dart variable like char, double or int another json parsing like below showing here Ex: - int.parse(json['demo'].toString); just like parse the in the model class in flutter  Solution:   if (json[ 'minimum_order_qty' ] != null ) {       _minimumOrderQty = int.parse(json[ 'minimum_order_qty' ].toString());     }