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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3.  
  4. void prefixHash(string s)
  5. {
  6.     int n=s.size();
  7.     vector<int>ph(n);
  8.     int sum=0;
  9.     for(int i=0; i<n; i++)
  10.     {
  11.         sum*=10;
  12.         sum+=(s[i]-'0');
  13.         ph[i]=sum;
  14.     }
  15.     cout<<sum<<endl;
  16.     for(auto x:ph)cout<<x<<" ";
  17.     cout<<endl;
  18.  
  19. }
  20. int main()
  21. {
  22.     string s="101245";
  23.     int l=2,r=3;
  24.     //calcHash(l,r,s);
  25.     prefixHash(s);
  26. }
  27.  
Success #stdin #stdout 0s 5320KB
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stdin
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Standard input is empty
stdout
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101245
1 10 101 1012 10124 101245
https://ideone.com/IHH456
language:
C++ (gcc 8.3)
created:
3 hours ago
visibility:
public

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