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Submission #2831

# Submission time Handle Problem Language Result Execution time Memory
2831 2013-07-31T14:15:23 Z ansol1111 다각형 (GA5_polygon) C++
60 / 100
 0 ms 1088 KB 
#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;
}

Subtask #1
60.0 / 60.0

# Verdict Execution time Memory 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

Subtask #2
0.0 / 10.0

# Verdict Execution time Memory 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 -

Subtask #3
0.0 / 30.0

# Verdict Execution time Memory Grader output
1 Halted 0 ms 0 KB -