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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5.     int n = 9;
  6.     int a[9] = {1, 3, 3, 4, 1, 4, 4, 4, 4};
  7.     int hashArr[10] = {0};
  8.  
  9.     for(int i = 0; i < n; i++) {
  10.         hashArr[a[i]]++;
  11.     }
  12.  
  13.     int queries[3] = {3, 4, 1};
  14.     int q = 3;
  15.  
  16.     for(int i = 0; i < q; i++) {
  17.         cout << hashArr[queries[i]] << " ";
  18.     }
  19.  
  20.     return 0;
  21. }
  22.  
Success #stdin #stdout 0.01s 5328KB
comments (?)
stdin 
Standard input is empty
stdout 
2 5 2
https://ideone.com/kghjaJ
language:
C++ (gcc 8.3)
created:
11 hours ago
visibility:
public

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