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lalalalalalalaalalla

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Nov 25th, 2019
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  1. #include <iostream>
  2. #include <vector>
  3. #include <string>
  4. #include <iomanip>
  5. #include <queue>
  6. #include <cmath>
  7. #include <algorithm>
  8. #include <unordered_map>
  9. #include <tuple>
  10. #include <iomanip>
  11. #include <stdio.h>
  12. #include <map>
  13. #include <bitset>
  14. #include <set>
  15. #include <stack>
  16. #include <queue>
  17. #include <unordered_set>
  18. #include <cassert>
  19. #include <stdlib.h>
  20. #include <time.h>
  21. #include <random>
  22.  
  23.  
  24. //#pragma GCC optimize("Ofast,no-stack-protector")
  25. //#pragma GCC target("sse,sse2,sse3,sse3,sse4");
  26. //#pragma GCC optimize("unroll-loops")
  27. //#pragma GCC optimize("fast-math")
  28. //#pragma GCC target("avx2")
  29. //#pragma GCC optimize("section-anchors")
  30. //#pragma GCC optimize("profile-values,profile-reorder-functions,tracer")
  31. //#pragma GCC optimize("vpt")
  32. //#pragma GCC optimize("rename-registers")
  33. //#pragma GCC optimize("move-loop-invariants")
  34. //#pragma GCC optimize("unswitch-loops")
  35. //#pragma GCC optimize("function-sections")
  36. //#pragma GCC optimize("data-sections")
  37.  
  38. //#define int long long
  39. #define ll long long
  40. #define ull unsigned long long
  41. #define all(a) (a).begin(), (a).end()
  42. #define pii pair<int, int>
  43. #define pb push_back
  44. #define ld long double
  45.  
  46.  
  47. using namespace std;
  48.  
  49. //const int INF = 1e17;
  50. //const int mod = 2600000069;
  51. //const int p = 179;
  52.  
  53. vector<int> p, h, m, r;
  54. vector<vector<int>> st;
  55. const ll mod = 1e6 + 3;
  56. ll zerg = 0, n, q;
  57.  
  58. int par(int v) {
  59. if (p[v] == v) return v;
  60. return p[v] = par(p[v]);
  61. }
  62.  
  63. void join(int u, int v) {
  64. u = par(u);
  65. v = par(v);
  66. if (u != v) {
  67. if (h[u] > h[v]) swap(u, v);
  68. for (auto k : st[v]) {
  69. r[k] += m[u];
  70. }
  71. for (auto k : st[u]) {
  72. st[v].pb(k);
  73. r[k] += m[v];
  74. }
  75. p[u] = v;
  76. m[v] += m[u];
  77. if (h[u] == h[v]) h[v]++;
  78. }
  79. }
  80.  
  81. signed main() {
  82. ios_base::sync_with_stdio(0);
  83. cin.tie(0);
  84. cout.tie(0);
  85. cin >> n >> q;
  86. p.resize(n);
  87. for (int i = 0; i < n; i++) p[i] = i;
  88. h.assign(n, 0);
  89. m.assign(n, 0);
  90. r.assign(n, 0);
  91. st.resize(n);
  92. for (int i = 0; i < n; i++) {
  93. st[i].reserve(n);
  94. st[i].pb(i);
  95. }
  96. int t, u, v;
  97. while (q--) {
  98. cin >> t;
  99. if (t == 1) {
  100. cin >> u;
  101. u = (u + zerg) % n;
  102. m[par(u)]++;
  103. zerg = (30 * zerg + 239) % mod;
  104. } else if (t == 2) {
  105. cin >> u >> v;
  106. u = (u + zerg) % n;
  107. v = (v + zerg) % n;
  108. if (par(u) != par(v)) {
  109. join(u, v);
  110. zerg = (13 * zerg + 11) % mod;
  111. }
  112. } else {
  113. cin >> u;
  114. u = (u + zerg) % n;
  115. int w = m[par(u)] - r[u];
  116. r[u] += w;
  117. cout << w << "\n";
  118. zerg = (100500LL * zerg + w) % mod;
  119. }
  120. }
  121. }
  122. /*
  123. 4 10
  124. 1 0
  125. 1 2
  126. 1 1
  127. 1 2
  128. 3 1
  129. 2 1 2
  130. 1 3
  131. 3 3
  132. 2 3 2
  133. 3 2
  134. */
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