Submission #2743

# Submission time Handle Problem Language Result Execution time Memory
2743 2013-07-31T06:38:48 Z kriii 다각형 (GA5_polygon) C++
100 / 100
0 ms 1088 KB
#include <stdio.h>

int main()
{
	long long a,b,c=0;

	scanf ("%lld %lld",&a,&b);
	if (a <= 2 && 2 <= b) c -= 2;
	a = (a + 1) / 2;
	b = b / 2;
	c += b * (b + 1) - a * (a - 1);
	printf ("%lld",c);

	return 0;
}
# Verdict Execution time Memory Grader output
1 Correct 0 ms 1088 KB Output is correct
2 Correct 0 ms 1088 KB Output is correct
3 Correct 0 ms 1088 KB Output is correct
4 Correct 0 ms 1088 KB Output is correct
5 Correct 0 ms 1088 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 1088 KB Output is correct
2 Correct 0 ms 1088 KB Output is correct
3 Correct 0 ms 1088 KB Output is correct
4 Correct 0 ms 1088 KB Output is correct
5 Correct 0 ms 1088 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 1088 KB Output is correct
2 Correct 0 ms 1088 KB Output is correct
3 Correct 0 ms 1088 KB Output is correct
4 Correct 0 ms 1088 KB Output is correct
5 Correct 0 ms 1088 KB Output is correct