Trace_X1729's blog

WA on test 24 !!!
By Trace_X1729, history, 21 month(s) ago, In English

EDIT : My query has already been answered, thank you for the help.

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21 month(s) ago, hide # |
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Vote: I like it +6 Vote: I do not like it

Seems like int overflow in ans -=((x)*(x + 1))/2;

Check the following:

int x=(1<<20); ll ans=x*x; cout<<ans<<'\n';

it outputs 0 instead of $$$2^{40}$$$.

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21 month(s) ago, hide # |
 
Vote: I like it 0 Vote: I do not like it

Why havn't you delete this yet.

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