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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. #pragma region Macros
  5. #define Faster ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
  6. #define ll long long
  7. #define ld long double
  8. #define pii pair<int, int>
  9. #define pll pair<long long, long long>
  10. #define all(x) x.begin(), x.end()
  11. #define rall(x) x.rbegin(), x.rend()
  12. #define pb push_back
  13. #define ff first
  14. #define ss second
  15. #define endl '\n'
  16. #define yes cout << "YES" << endl
  17. #define no cout << "NO" << endl
  18. #define m1 cout << -1 << endl
  19. #pragma endregion
  20.  
  21. #pragma region Math
  22. const ll MOD = 1e9 + 7;
  23. ll gcd(ll a, ll b) { return __gcd(a, b); }
  24. ll lcm(ll a, ll b) { return (a / gcd(a, b)) * b; }
  25. #pragma endregion
  26.  
  27. void solve() {
  28.     int n,k;  cin>>n>>k;
  29.     vector<int>v(n), h(n);
  30.     for(auto &it:v) cin>>it;
  31.     for(int i=0;i<n;i++)    h[i]=v[i]/2;
  32.     for(int i=1;i<n;i++)    h[i]+=h[i-1];
  33.     int ans=0;
  34.     for(int i=0;i<n-1;i++){
  35.         int val=0;
  36.         for(int j=i+1;j<n;j++){
  37.             val= v[i]+v[j];
  38.             cout<<i<<" "<<j<<" "<<val<<" ";
  39.             int pre=0;
  40.             if(i>0)
  41.                 pre=h[i-1];
  42.             int mid=h[j-1]-h[i];
  43.             int suf=h[n-1]-h[j];
  44.             val+=(pre+mid+suf);
  45.             cout<<pre<<" "<<mid<<" "<<suf<<" "<<val<<endl;
  46.  
  47.         }
  48.         // cout<<val<<endl;
  49.         if(val>k) ans++;
  50.     }
  51.     cout<<ans<<endl;
  52. }
  53.  
  54. int main() {
  55.     Faster;
  56.     int t = 1;
  57.     cin >> t;
  58.     while (t--) solve();
  59.     return 0;
  60. }
Success #stdin #stdout 0.01s 5292KB
comments (?)
stdin
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1
4 14
8 4 0 6
stdout
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0 1 12 0 0 3 15
0 2 8 0 2 3 13
0 3 14 0 2 0 16
1 2 4 4 0 3 11
1 3 10 4 0 0 14
2 3 6 6 0 0 12
1
https://ideone.com/NhRgHb
language:
C++ (gcc 8.3)
created:
2 hours ago
visibility:
public

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