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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3. #define fi first
  4. #define se second
  5. #define ll long long
  6. #define ull unsigned long long
  7. #define pll pair<ll,ll>
  8. #define pb push_back
  9. #define emb emplace_back
  10. #define lg(x) __lg(x)
  11. #define all(s) s.begin(),s.end()
  12. #define name "test"
  13. #define Mask(i) (1LL<<i)
  14. #define testbit(mask, i) ((mask >> i) & 1LL)
  15. #define onBit(mask, i) (mask | (1LL << i))
  16. #define offBit(mask, i) (mask & ~(1LL << i))
  17. #define flipBit(mask, i) (mask ^ (1LL << i))
  18. #define showbit(mask, x) bitset<x>(mask)
  19. const ll mod = 1e9 + 7;
  20.  
  21. void add(ll &a, ll b){
  22.      if((a += b) >= mod) a -= mod;
  23. }
  24.  
  25.  
  26. const ll inf = 1e18;
  27. const ll lim = 1e7 + 5;
  28. const ll N = 1e7 + 1;
  29.  
  30. int chuyendoi(string x){
  31.      int num = 0;
  32.      for(int i = 0; i < x.size(); i++){
  33.           num = num * 10 + x[i] - '0';
  34.      }
  35.  
  36.      return num;
  37. }
  38. int main()
  39. {
  40.      ios_base::sync_with_stdio(0);
  41.  
  42.      string s; cin >> s;
  43.      string num = "";
  44.      for(int i = 0; i < s.size(); i++){
  45.           if('1' <= s[i] && s[i] <= '9'){
  46.                while('1' <= s[i] && s[i] <= '9'){
  47.                     num += s[i];
  48.                     i++;
  49.                }
  50.                int so = chuyendoi(num);
  51.                for(int j = 1; j <= so; j++) cout << s[i];
  52.  
  53.                num = "";
  54.           }
  55.           else cout << s[i];
  56.  
  57.  
  58.      }
  59. }
  60.  
  61.  
  62.  
  63.  
  64.  
  65.  
Success #stdin #stdout 0.01s 5288KB
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https://ideone.com/qj11mo
language:
C++14 (clang 8.0)
created:
8 hours ago
visibility:
public

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