# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
9815 | Yoon | 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 <stdio.h>
long long int N,Cnt;
int main()
{
int i;
scanf("%lld",&N);
if(N%2==0)Cnt=N-1;
else Cnt=(N-1)/2;
printf("%lld\n",Cnt);
return 0;
}
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