oj.uz

Submission #7777

# Submission time Handle Problem Language Result Execution time Memory
7777 2014-08-19T10:01:33 Z qja0950 다각형 (GA5_polygon) C++
0 / 100
 0 ms 1088 KB 
#include <stdio.h>

long long a, b;

int main() {
	long long result = 0;
	scanf("%lld %lld", &a, &b);
	if(a%2==1) a++;
	if(b%2==1) b--;

	if(b<a) printf("0");
	else{
		result = (a + b) * ( (b - a) / 2 + 1 ) / 2;
		printf("%lld", result);
	}
}

Subtask #1
0.0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 1088 KB Output is correct
2 Incorrect 0 ms 1088 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #2
0.0 / 10.0

# Verdict Execution time Memory Grader output
1 Halted 0 ms 0 KB -

Subtask #3
0.0 / 30.0

# Verdict Execution time Memory Grader output
1 Halted 0 ms 0 KB -