/in/foo.cc: In function 'int main()':
/in/foo.cc:21:41: error: 'r1' was not declared in this scope
   scanf("%s%d%d%s%s%d",a[i].name, &a[i],r1, &a[i].r2, a[i].gb,a[i].xb,&a[i].paper);
                                         ^~