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Discussion of Problem 1017. Staircases

hliu20 if WA6 [1] // Problem 1017. Staircases 5 Jun 2013 14:52
very strange, when using printf("%lld", ans); -> WA6
however, cout << ans << endl; ->AC
mjolner Re: if WA6 // Problem 1017. Staircases 5 Aug 2013 02:59
same WA6 for me, but:
printf("%I64d\n", answer); -> AC