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Submission #3174

# Submission time Handle Problem Language Result Execution time Memory
3174 2013-08-27T09:22:55 Z myungwoo 다각형 (GA5_polygon) C++
100 / 100
 0 ms 1672 KB 
#include <iostream>
using namespace std;

typedef long long lld;

lld A,B;

int main()
{
	cin >> A >> B;
	if (A&1) A++;
	if (B&1) B--;
	if (A < 3) A = 4;
	if (A <= B) cout << (A+B)*((B-A)/2+1)/2 << endl;
	else cout << "0\n";
}

Subtask #1
60.0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 1672 KB Output is correct
2 Correct 0 ms 1672 KB Output is correct
3 Correct 0 ms 1672 KB Output is correct
4 Correct 0 ms 1672 KB Output is correct
5 Correct 0 ms 1672 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 1672 KB Output is correct
2 Correct 0 ms 1672 KB Output is correct
3 Correct 0 ms 1672 KB Output is correct
4 Correct 0 ms 1672 KB Output is correct
5 Correct 0 ms 1672 KB Output is correct

Subtask #3
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 1672 KB Output is correct
2 Correct 0 ms 1672 KB Output is correct
3 Correct 0 ms 1672 KB Output is correct
4 Correct 0 ms 1672 KB Output is correct
5 Correct 0 ms 1672 KB Output is correct