题解 | #判断整数奇偶性#

#include <stdio.h>

int evenOrOdd(int n);

int main() {
    int a;
    int EOO[100];
    int index = 0;
    while (scanf("%d", &a) != EOF && a != -1) { // 注意 while 处理多个 case
        //printf("%d %d\n",a,evenOrOdd(a));
        EOO[index] = evenOrOdd(a);
        index ++;
    }
    for(int i=0;i<index;i++)
    {
        //printf("%d\n",EOO[i]); //测试
        if(EOO[i] == 1){
            printf("Even\n");
        }else {
            printf("Odd\n");
        }
    }
    return 0;
}

int evenOrOdd(int n)
{
    if(n%2 == 0){
        return 1;
    }
    else{
        return 0;
    }
}