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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3. const int maxn=1e7;
  4. int p[maxn];
  5.  
  6. int main() {
  7.     ios::sync_with_stdio(0);
  8.     cin.tie(0);
  9.  
  10.     long long k;
  11.     int n; 
  12.     cin >> n >> k;
  13.     for(int i = 0; i < n; i++) 
  14.    	cin >> p[i];
  15.     long long minn = INT64_MAX;
  16.     for(int i = 0; i < n; ++i) {
  17.         for(int j = i+1; j < n; ++j) {
  18.         		minn=min(minn,llabs(p[i] * p[j] - k));
  19.  
  20.         }
  21.     }
  22.  
  23.     cout << minn;
  24.  
  25.  
  26.  
  27.  
  28.  
  29. }
Success #stdin #stdout 0.01s 5268KB
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https://ideone.com/gCGjRk
language:
C++ (gcc 8.3)
created:
82 days ago
visibility:
public

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