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  1. #pragma GCC optimize("O3,unroll-loops")
  2. #include<bits/stdc++.h>
  3. using namespace std;
  4. #define fi first
  5. #define se second
  6. #define ll long long
  7. #define ull unsigned ll
  8. #define sz(x) (int)(x).size()
  9. #define all(x) (x).begin(),(x).end()
  10. #define f0(i,n) for(int i=0;i<n;i++)
  11. #define f1(i,n) for(int i=1;i<=n;i++)
  12. #define fz(i,a,n,z) for(int i=a;i<n;i+=z)
  13. #define rep(i,a,n,z) for(int i=a;i>n;i-=z)
  14. #define faster ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
  15. #define file(name) freopen(name".inp","r",stdin);freopen(name".out","w",stdout);
  16. const int N = 1e6 + 5;
  17. ll max_uocLe(ll n) {
  18.     if (n % 2 == 1) return n;
  19.     ll res = 1;
  20.     for (ll i = 2; i <= sqrt(n); ++i) {
  21.         if (n % i == 0) {
  22.             if (i % 2 == 1) {
  23.                 res = max(res, i);
  24.             }
  25.             if ((n / i) % 2 == 1) {
  26.                 res = max(res, n / i);
  27.             }
  28.         }
  29.     }
  30.     return res;
  31. }
  32. ll pre[N];
  33. ll to = 0, z[200001], n, k, i, m, a[200001], x[200001], y[200001], d[200001] = {};
  34. int main() {
  35.     faster
  36.     ios_base::sync_with_stdio(false);
  37.     cin.tie(0);
  38.     cout.tie(0);
  39.     cin >> n >> m;
  40.     for (i = 1; i <= n; i++) {cin >> a[i]; pre[i] = pre[i - 1] + a[i] + a[max_uocLe(i)];}
  41.     for (i = 1; i <= n; i++)
  42.     {
  43.         k = i;
  44.         while (k % 2 == 0) k /= 2;
  45.         d[i] = k;
  46.  
  47.  
  48.     }
  49.     bool check = true;
  50.     for (i = 1; i <= m; ++i) {
  51.         cin >> x[i] >> y[i] >> z[i];
  52.         if (x[i] == 1) {
  53.             check = false;
  54.         }
  55.     }
  56.     if (check == false) {
  57.         for (ll it = 1; it <= m; ++it)
  58.         {
  59.             if (x[it] == 1)
  60.             {
  61.                 swap(a[y[it]], z[it]);
  62.             }
  63.             else
  64.             {
  65.                 to = 0;
  66.                 for (i = y[it]; i <= z[it]; i++)
  67.                 {
  68.                     to += a[i] + a[d[i]];
  69.                 }
  70.                 cout << to << "\n";
  71.             }
  72.         }
  73.     }
  74.     else {
  75.         for (ll it = 1; it <= m; ++it) {
  76.             cout << pre[z[it]] - pre[y[it] - 1] << "\n";
  77.         }
  78.     }
  79.  
  80. }
  81.  
  82. /*-----------------------END-----------------------*/
  83.  
  84.  
  85.  
  86.  
  87.  
Success #stdin #stdout 0.01s 5280KB
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https://ideone.com/zg6PjC
language:
C++14 (gcc 8.3)
created:
7 days ago
visibility:
public

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