| # | Time | Username | Problem | Language | Result | Execution time | Memory |
|---|---|---|---|---|---|---|---|
| 2875 | pl0892029 | 다각형 (GA5_polygon) | 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() {
int a,b;
scanf("%d %d",&a,&b);
a++;
a/=2, b/=2;
printf("%lld",(long long)(b-a+1)*(a+b));
}
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