/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
 
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		int main() 
{ int i,num,item,product=1; 
for(i=1,item=1;i<=4;++i) 
{ 
printf("Enter num%d:",i); 
scanf("%d",&i); 
if(num==0) continue; 
product*=num; 
}
 printf("product=%d",product); 
return 0;
 }
	}
}

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