浙大版《C语言程序设计（第3版）》题目集 习题5-2 使用函数求奇数和 (15分)

#include <stdio.h>
#define MAXN 10
int even(int n);
int OddSum(int List[], int N);
int main()
{
    int List[MAXN], N, i;
    scanf("%d", &N);
    printf("Sum of ( ");
    for (i = 0; i < N; i++)
    {
        scanf("%d", &List[i]);
        if (even(List[i]) == 0)
            printf("%d ", List[i]);
    }
    printf(") = %d\n", OddSum(List, N));
    return 0;
}
int even(int n)
{
    int ret = 0;
    if (n % 2 == 0)
        ret = 1;
    return ret;
}
int OddSum(int List[], int N)
{
    int sum = 0, i;
    for (i = 0; i < N; i++)
        if (even(List[i]) == 0)
            sum += List[i];
    return sum;
}