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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3. int main() {
  4.     int n = 9 ; 
  5.     int a[9] = {1,3,3,4,1,4,4,4,4};
  6.     map <int,int> b ; 
  7.     for(auto x:a)b[x]++;
  8.  
  9.     int queries[3] = {3,4,1};
  10.     int q = 3 ; 
  11.     int j = 0 ; 
  12.     while(j<q){
  13.         int x = queries[j] ; 
  14.         cout<<b[x]; 
  15.         cout<<' ';
  16.         j++;
  17.     }
  18. }
Success #stdin #stdout 0s 5320KB
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2 5 2
https://ideone.com/HAkt5I
language:
C++14 (gcc 8.3)
created:
6 hours ago
visibility:
public

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