#include <stdio.h>

long long a[110];

long long it1 (long long z,long long val)
{ long long i=1; long long j=110;
  long long r=0; long long m;

  while (1)
  { m=(i+j)/2;
    if (m==z) break;
    if (m<z) { r+=a[m];
               i=m+1; }
    if (m>z) { a[m]+=val;
               j=m-1; }
  }

  a[m]+=val;
  r+=val;
  return r;
}

int main ()
{int i,n,type;
 long long x,y,p;
 scanf("%d",&n);
 for (i=1;i<=n;i++)
   { scanf("%d",&type);
     if (type==1) { scanf("%lld%lld",&x,&y);
                 it1(x,y); }
     else {  scanf("%lld",&x);
             p=it1(x,0);
             printf("%lld\n",p); }
   }

 return 0;
}

