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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3.  
  4. long long n,cnt,k;
  5. int main(){
  6.     ios::sync_with_stdio(0);cin.tie(0);
  7.     cin>>n;
  8.     k=n;
  9.     for(long long i=2; i*i<=k; i++){
  10.         if(n%i==0){
  11.             cnt++;
  12.             while(n%i==0){
  13.                 n/=i;
  14.             }
  15.         }
  16.     }
  17.     if(n>1) cnt++;
  18.     cout<<cnt;
  19. 		return 0;
  20. }
Success #stdin #stdout 0.01s 5316KB
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stdin 
Standard input is empty
stdout 
Standard output is empty
https://ideone.com/vx1Lt4
language:
C++14 (gcc 8.3)
created:
1 day ago
visibility:
public

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