Submission #4330

#	Time	Username	Problem	Language	Result	Execution time	Memory
4330		ansol4328	다각형 (GA5_polygon)	C++98	100 / 100	0 ms	1088 KiB

polygon

#include<stdio.h>

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

    scanf("%lld %lld",&a,&b);
    if(b<2) b=2;
    b/=2;
    sum=b*(b+1);
    a-=1;
    if(a<2) a=2;
    a/=2;
    sum-=a*(a+1);
    printf("%lld",sum);
    return 0;
}

• Subtask 1: 60 / 60
• Subtask 2: 10 / 10
• Subtask 3: 30 / 30