#include<stdio.h>
int a, b, sum, cnt;
int main()
{
scanf("%d %d",&a,&b);
if(b<=3)
{
printf("\n");
printf("0");
}
else
{
if(a<=3)
{
a=4;
}
if(a%2!=0)
{
a+=1;
}
if(b%2!=0)
{
b-=1;
}
cnt=(b/2)-(a/2)+1;
if(cnt%2==0)
{
sum=(a+b)*(cnt/2);
}
else if(cnt%2!=0)
{
sum=((a+b)*(cnt/2))+a+((cnt/2)*2);
}
printf("\n");
printf("%d",sum);
}
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
1088 KB |
Output is correct |
2 |
Correct |
0 ms |
1088 KB |
Output is correct |
3 |
Correct |
0 ms |
1088 KB |
Output is correct |
4 |
Correct |
0 ms |
1088 KB |
Output is correct |
5 |
Correct |
0 ms |
1088 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
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 |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Halted |
0 ms |
0 KB |
- |