Submission #2843

# Submission time Handle Problem Language Result Execution time Memory
2843 2013-07-31T15:33:10 Z ansol4328 다각형 (GA5_polygon) C++
0 / 100
0 ms 1088 KB
#include<stdio.h>

int main()
{
    unsigned long long a, b, sum;

    scanf("%llu %llu",&a,&b);
    if(b%2==1) b--;
    if(b%2==0)
    {
        b/=2;
        sum=b*(b+1);
    }
    sum-=2;
    printf("%llu",sum);
    return 0;
}
# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 1088 KB Output isn't correct
2 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Halted 0 ms 0 KB -