Advertisement
Guest User

Untitled

a guest
Dec 16th, 2018
100
0
Never
Not a member of Pastebin yet? Sign Up, it unlocks many cool features!
text 2.61 KB | None | 0 0
  1. #pragma GCC optimize("Ofast")
  2.  
  3. #define _CRT_SECURE_NO_WARNINGS
  4. #define _USE_MATH_DEFINES
  5.  
  6. #include <iostream>
  7. #include <fstream>
  8. #include <stdio.h>
  9. #include <string>
  10. #include <vector>
  11. #include <cmath>
  12. #include <algorithm>
  13. #include <set>
  14. #include <map>
  15. #include <ctime>
  16. #include <cstring>
  17. #include <iomanip>
  18. #include <random>
  19. #include <unordered_set>
  20. #include <unordered_map>
  21. #include <deque>
  22. #include <queue>
  23. #include <bitset>
  24. #include <sstream>
  25.  
  26. using namespace std;
  27.  
  28. #define mp make_pair
  29. #define X first
  30. #define Y second
  31. #define all(x) x.begin(), x.end()
  32. #define all_(x) x.rbegin(), x.rend()
  33. #define multi_test 0
  34.  
  35. typedef unsigned int ui;
  36. typedef long long ll;
  37. typedef unsigned long long ull;
  38. typedef long double ld;
  39. typedef pair<ll, ll> pll;
  40. typedef pair<int, int> pii;
  41.  
  42. const int INF = 1e9 + 9;
  43. const ll INF1 = 1e18 + 9;
  44. const ll MAXN = 4e5 + 7;
  45. const ll MAXN1 = 1 << 11;
  46. const ll MAXN2 = 2e7 + 9;
  47. const ll MOD = 998244353;
  48. const ll MOD1 = 1e9 + 9;
  49. const ll ALPH = 50;
  50. const ll PW1 = 239;
  51. const ll PW2 = 199;
  52. const ll PW3 = 193;
  53. const ll PW4 = 117;
  54. const ld EPS = 1e-9;
  55. const ll BLOCK = 3684;
  56. const ll BLOCK1 = 1 << 9;
  57.  
  58. void solve();
  59.  
  60. signed main(){
  61. srand('a' + 'l' + 'e' + 'x' + 'X' + '5' + '1' + '2');
  62. ios_base::sync_with_stdio(0);
  63. cin.tie(0);
  64. cout.tie(0);
  65. #ifdef _DEBUG
  66. #define MAXN 2007
  67. freopen("input.txt", "r", stdin);
  68. freopen("output.txt", "w", stdout);
  69. #endif // _DEBUG
  70. int q = 1;
  71. if (multi_test) cin >> q;
  72. while (q--) solve();
  73. }
  74.  
  75. /*-------------------------------------------------------------------------------------------------------------*/
  76.  
  77. ll ans[MAXN], ans1[MAXN];
  78.  
  79. void solve() {
  80. int n;
  81. cin >> n;
  82. vector<ll> v(n / 2);
  83. for (int i = 0; i < v.size(); ++i) {
  84. cin >> v[i];
  85. ll a = 0, b = INF;
  86. for (int j = 1; j * j <= v[i]; ++j) {
  87. if (v[i] % j == 0) {
  88. int k = v[i] / j;
  89. if ((k + j) % 2 != 0) continue;
  90. int nb = (k + j) / 2;
  91. int na = (k - j) / 2;
  92. if (i == 0) {
  93. if (nb < b) {
  94. a = na, b = nb;
  95. }
  96. }
  97. else if (na > ans[2 * i - 1] && nb < b) {
  98. a = na, b = nb;
  99. }
  100. }
  101. }
  102. if (b == INF) {
  103. cout << "No";
  104. return;
  105. }
  106. ans[i * 2] = a;
  107. ans[i * 2 + 1] = b;
  108. }
  109. ans1[0] = ans[0] * ans[0];
  110. ans1[1] = v[0];
  111. for (int i = 1; i < v.size(); ++i) {
  112. ans1[2 * i] = ans[i * 2] * ans[i * 2] - ans[i * 2 - 1] * ans[i * 2 - 1];
  113. ans1[2 * i + 1] = v[i];
  114. }
  115. ll p = 0;
  116. for (int i = 0; i < n; ++i) {
  117. p += ans1[i];
  118. if (p != ll(sqrtl(p)) * ll(sqrtl(p))) {
  119. cout << "No";
  120. return;
  121. }
  122. }
  123. cout << "Yes\n";
  124. for (int i = 0; i < n; ++i) {
  125. cout << ans1[i] << " ";
  126. }
  127. }
Advertisement
Add Comment
Please, Sign In to add comment
Advertisement