JoyMozumder

b2d_2

Jul 24th, 2017
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  1. #include<stdio.h>
  2. #include<string.h>
  3. int main()
  4. {
  5. long long int t,i,j,k,len;
  6. scanf("%lld",&t);
  7. getchar();
  8. for(i=1;i<=t;i++)
  9. {
  10. long long int count=1,sum=0;
  11. char a[100000];
  12.  
  13. gets(a);
  14. len=strlen(a);
  15. for(j=len-1;j>=0;j--)
  16. {
  17. sum+=((a[j]-48)*count);
  18. count*=2;
  19. }
  20. printf("%lld\n",sum);
  21. }
  22. return 0;
  23. }
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