What is the output?
#include<stdio.h>
 int main() 
 int i = 5; 
 while(i-- > 0) 
 printf("%d,", i); 
 i = 5; 
 printf("\n"); 
 while(i-- >0) 
 printf("%i,", i); 
 while(i-- > 0)
  printf("%d,", i);
   return 0; 
   }


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