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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main() {
  5.  
  6. long long n,m;
  7. while(true){
  8. cin>>n;
  9. cin>>m;
  10. if(n==0&&m==0)break;
  11.  
  12. long rta=pow(n,m);
  13. long long b=0;
  14. b=pow(1000,2500);
  15. cout<<b<<"\n";
  16. }
  17. return 0;
  18. }
Success #stdin #stdout 0s 4268KB
stdin
1 20
3 10
0 0


stdout
-9223372036854775808
-9223372036854775808