{ int i; if(printf("0")) i=12; else i=13; printf("%d\n",i); return 0; } how the op is 012??

Question

I have not been able to understand the program.

Answer 1

printf function returns no. Charecter outputted..
printf("0") print 0, and the number of charecters outputted is 1, so if block executed...
Print 12
So total output is 012

Answer 2

https://code.sololearn.com/c3GfowiDl09K/?ref=app

Answer 3

Well explained by Jayakrishna

Answer 4

Please put your code in Code Playground.