제출 #2827

#제출 시각아이디문제언어결과실행 시간메모리
28276590f1다각형 (GA5_polygon)C++98
0 / 100
0 ms1088 KiB
#include <stdio.h>
int main ()
{
    int a,b,sum=0;
    scanf("%d %d",&a,&b);
    a=a-a%2;
    b=b-b%2;
    sum=(b-2)*(b-1)-a*(a-1);
    printf("%d",sum);
    return 0;
}
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