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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. int y;
  6. cin>>y;
  7. for(int i=y; i<=9999; i++){
  8. int a=i/1000;
  9. int b=(i/100)%10;
  10. int c=(i/10)%10;
  11. int d=i%10;
  12. if(a!=b and a!=c and a!=d and b!=c and b!=d and c!=d)
  13. cout<<a*1000+b*100+c*10+d<<endl;
  14. break;
  15. }
  16. return 0;
  17. }
Success #stdin #stdout 0s 5324KB
stdin
1987
stdout
1987