题解 | 奇偶统计

#include <stdio.h>
//奇偶数统计
int main()
{
    int n = 0;
    int i = 0;
    int a = 0;
    int b = 0;
    while (scanf("%d", &n) == 1)
    {
        for (i = 1; i <= n; i++)
        {
            //奇数统计
            if (i % 2 == 0)
                a++;
            //偶数统计
            else
                b++;
        }
        printf("%d %d\n", b,a);
        a = 0;
        b = 0;
    }

    return 0;
}