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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {unsigned int a,k,x;
  5. a=0;k=0;
  6. do{cin>>x;
  7. while(x>99)
  8. x=x/10;
  9. if(x>9)
  10. {a=a*100+x;
  11. k=k+1;}
  12. }while(k!=4);
  13. cout<<a;
  14. 	return 0;
  15. }
Success #stdin #stdout 0s 3344KB
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stdin
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1234 3456 5678 7895
stdout
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12345678
https://ideone.com/Qm7On3
language:
C++ (gcc 8.3)
created:
10 years ago
visibility:
public

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