Untitled

#include <stdio.h>
int main()
{
    int A, B, odd, sum = 0;
    int t;
    scanf("%d", t);
    for (int j = 1; j <= t; j++)
    {
        scanf("%d %d", &A, &B);

        if (A < B)
        {
            for (int i = A; i < B; i++)
            {

                odd = i % 2;
                if (odd != 0)
                {
                    sum = sum + i;
                }
            }
            printf("%d\n", sum);
        }
        else if (B < A)
        {
            for (int i = B; i < A; i++)
            {

                odd = i % 2;
                if (odd != 0)
                {
                    sum = sum + i;
                }
            }
            printf("%d\n", sum);
        }
        else
        {
            printf("0\n");
        }
    }

}