# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
9804 | moonrabbit2 | Wiring (kriii2_W) | C++98 | 0 ms | 1088 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <cstdio>
int main()
{
unsigned long long n;
scanf("%llu",&n);
if(n%2)
printf("%llu",n/2);
else
printf("%llu",n-1);
return 0;
}
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