View Code of Problem 109

#include <stdio.h>
int main()
{
	int n,a,b;
  	scanf("%d",&n);
          while((i--<n)&&scanf("%d %d",&a,&b)!=EOF)
            printf("%d",a+b);
 
 
 
 
}
/*
Main.c: In function 'main':
Main.c:6:18: error: 'i' undeclared (first use in this function)
           while((i--<n)&&scanf("%d %d",&a,&b)!=EOF)
                  ^
Main.c:6:18: note: each undeclared identifier is reported only once for each function it appears in
*/