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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3. //
  4. const int mx = 5e5 + 5;
  5. const int S = 700;
  6. //
  7. int q, type, x, y, a[mx];
  8. long long sum[S][S];
  9. //
  10. void process (void)
  11. {
  12.     cin >> q;
  13.     while (q--)
  14.     {
  15.         cin >> type >> x >> y;
  16.         if (type == 1)
  17.         {
  18.             a[x] += y;
  19.             for (int i = 1; i < S; ++i)
  20.                 sum[i][x % i] += y;
  21.         }
  22.         else
  23.         {
  24.             if (x < S)
  25.                 cout << sum[x][y];
  26.             else
  27.             {
  28.                 long long ans = 0;
  29.                 //
  30.                 for (int i = y; i < mx; i += x)
  31.                     ans += a[i];
  32.                 cout << ans;
  33.             }
  34.             cout << '\n';
  35.         }
  36.     }
  37. }
  38. //
  39. signed main (void)
  40. {
  41.     ios_base::sync_with_stdio(false), cin.tie(nullptr), cout.tie(nullptr);
  42.     process();
  43. }
Success #stdin #stdout 0s 5316KB
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https://ideone.com/px0CLj
https://c...content-available-to-author-only...s.com/contest/1207/problem/F
language:
C++14 (gcc 8.3)
created:
18 hours ago
visibility:
public

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